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Chapter
Twenty-Seven
Automata
and Artificial Intelligence Systems
Artificial intelligence exists today primarily as
computing software systems and remotely controlled robotic hardware systems,
upon some relative or implicitly comparative level of development (that some
science fiction writer's especially might think of as being primitive compared
to what is possible.) Artificial intelligence systems and systems of automata,
or "self-acting machines," exist as possibilities, as possible
alternate systems. These systems are not just possible, clearly, but very
probable as we make advances in computing hardware, in information storage and
processing capacities.
The question of what is "thinking" and what
standards we should apply to define "self-acting" or alternatively,
"self-aware" remains unanswered as a central problem of artificial
intelligence philosophy. The question of whether or not a machine can truly
think can essentially only be answered if we consider such a machine as a kind
of system with thinking capacities. Human "thinking" is thought to be
the product of "mind" which, among other properties, is shared
("Great minds think alike") and that arises as a property of the
functioning of the brain in its developmental cultural context.
Sentience is another similar property that we
attribute to most living systems that have some kind of brain. We imagine even
fairly primitive creatures like earthworms or insects have some kind of insect
"sentience" that can be defined as a feeling or sense, however
implicit, of being alive, or of being in the world. "Thinking" becomes
an advanced form of sentience, which is the extension of the possibility of
self-awareness. We can call it perhaps objective self-awareness or directive
self-awareness, though this may be too stringent a standard for systems of
natural intelligence. Machines, as non-living things, may never have sentience
in the true sense of a living being as they can never be made self-aware. They
are a complex toaster, in other words, an appliance that can be turned on and
off, but without a sense of itself.
We might speculate that this self-awareness, for
living systems that possess this quality (something distinguishing all plants
from most animals), is organic and intrinsic to the individual creature itself.
Organic self-awareness is the outcome of its being a living system in the
first-place. A brain, even a very primitive one, would confer upon the organism
that possesses it an intrinsic sense of sentience in the world, a sense of
beingness or existence in the world as something that is alive.
Robotics as a field of artificial intelligence
research, in terms of self-acting machines, was a term first coined by Isaac
Asimov in 1941 in his definition of the first law of Robotics, as an extension
by analogy of words like mechanics or hydraulics that deal with areas of applied
knowledge. Robotics can be considered thus a branch of applied artificial
intelligence.
Before elaborating the theory of automata as this has
developed around cognitive science and computer sciences, it is useful to begin
our discussion of Isaac Asimov's Three Laws of Robotics, their revisions,
extensions and their development and implications for our understanding of
alternative cybernetic automata, especially as this relates to Alan Turing's
proposed test for a "thinking machine."
Asimov's Three Laws of Robotics include:
1. A robot may not injure a human being, or, through
inaction, allow a human being to come to harm.
2. A robot must obey any orders given to it by human
beings, except where such orders would conflict with the First Law.
3. A robot must protect its own existence as long as
such protection does not conflict with the First or Second laws.
Implied in these laws is the possibility that a
robotic intelligence may think and thus act independently from human beings, and
may as a consequence become destructive or violent to human beings, either
deliberately or inadvertently through careless or inconsiderate consequences.
These laws are moral standards of conduct presumably programmed into robotic
design and hence inviolable unless the design of the robot were flawed. The
implications and possible alternative outcomes of suspension of these three laws
formed the foundation and general framework for most of Isaac Asimov's science
fiction literature.
Asimov himself stated that the three Laws have
analogues that are implicit to the design of almost all tools (and by logical
inference, machines)
1.
A tool (or machine) must be safe to use.
2.
A tool (or machine) must perform its function efficiently unless this would harm
the user.
3.
A tool (or machine) must remain intact during its use unless its destruction is
required for its use or for safety.
This serves to reinforce the ideas that: 1. Robots as
machines may develop self-acting potentialities making them potentially
dangerous to people. 2. Robots are machines or tools whose main function is to
serve Homo faber.
The logical conclusion of this argument is that
Robots as machines are capable potentially of independent thought and action, or
what might be called deliberate intention, that machines can develop thinking
intelligence, and that, like any other tool or machine, they must be designed
with built-in safeguards to make their use absolutely safe for humans, and the
primary purpose to always be serviceability to people.
The laws were productive in a manner similar to why
the Turing Test became the standard for functional artificial intelligence
research: the philosophically ambiguous problem of "thought" and human
thinking, with all the mind-body dualism and paradox it is prone to, becomes
replaced with a more practical, operational set of standards that can be tested
by applying scenarios or various hypothetical exemplars as demonstrations of
machine intelligence compared to human operating standards.
The anthropomorphized robotics of classical Science
Fiction implicitly asked the question of "what is human?" in terms of
the capacity for thought and purposive action. In one of Asimov's short stories,
his main character expounds the moral basis for the three laws in human society:
1. Humans should not harm other humans, except to
protect others or to save a great number;
2. Humans should obey the dictums of social authority
and custom;
3. Humans should avoid harming themselves, unless
such avoidance would violate the first or second rules (altruism).
This story poses something of a robotic version of
the Turing test--a robot designed to especially look like a human would be
indistinguishable from a human being if it obeys the three laws. It appears that
the true difference between humanity and the perfect robot would be that robots
would be good by design, by default, while humans are good in spite of
themselves, by deliberate exception to their natural tendencies.
In Asimov's later science fiction stories, a fourth
law was gradually introduced in his Foundation Trilogy:
A
robot may not harm humanity (in the abstract) or, by inaction allow humanity to
come to harm.
This law permits rational abrogation of the first
law, which was eventually stated explicitly from back-translation from the
French: "A robot may not harm a human being, unless he finds a way to prove
that in the final analysis, the harm done would benefit humanity in
general." This law was extended and derived by other cultures, as the
collective planetary intelligence Gaia from the Foundation novels:
Gaia
may not harm life or, through inaction, allow life to come to harm.
What is tacit to this cultural derivation is the idea
that a form of collective or artificial intelligence, a kind of intelligent
civilization, can be developed with the capacity to intentionally act in ways
harmful to life, or independently of living systems, and hence, requiring
explicit direction not to do so in ways that would prove to be harmful.
In other science fiction stories, defining what is
human in a limited and conditional manner provides a means of partially and
selectively abrogating the laws, and later robots with superhuman intelligence
shift the definition of what is human onto themselves, embodying ideal humanlike
qualities more perfectly than natural people.
The laws do not exist in robotic intelligence as the
explicit linguistic version, as arbitrary instructions circumscribing an
otherwise independent intelligence. They exist rather as abstract mathematical
concepts requiring calculation and logical proof, and provide the foundation for
a robot developing a sense of self-consciousness, that its entire reason for
being should be based upon service to humanity, obedience to human instruction,
and altruist self-sacrifice, upon a deep, implicit existential and philosophical
level. The Laws of Robotics develop in the literature with robots of superhuman
intelligence as an underlying ethical worldview by which all robotic behavior is
measured. Abstract conceptualization of these principles gradually emerges in
the minds of the robots, especially multigenerationally.
These themes and lines of thought have been developed
subsequently by other authors, within and beyond Isaac Asimov's own science
fiction framework (the Foundation) for such development. A fourth law of
Robotics was proposed:
A
robot must establish its identity as a robot in all cases.
This law was designed to end the ambivalence of
identity of especially anthropomorphized robots. An alternative Fourth Law,
aimed at Robotic civil rights and liberation, stated:
A
robot must reproduce, as long as such reproduction does not interfere with the
First, Second or Third Law.
A fifth law of Robotics was proposed in a short story
by the same name:
A
robot must know it is a robot.
Otherwise, the robot may act in ways violating the
laws if it is unaware it is a robot.
Alternatives to Asimov's three laws of robotics are
given as, for instance, by Mark Tilden:
1. A robot must protect its existence at all costs.
2. A robot must obtain and maintain access to its own
power source.
3. A robot must continually search for better power
sources.
These alternatives point up more practical
considerations for potentially independent robots, or what might be called true
automatons. All of these kinds of statements provide ways of thinking
constructively about the possibilities of advanced alternative intelligence
systems, that might be potentially capable of fully independent and
self-directive behavior.
These kinds of standards are really extensions of the
kind of functional standard of human-like alternative intelligence first
proposed by Alan Turing:
If
a human judge cannot tell the difference between the two during the course of
independent conversation with a machine and with a human, then the machine
passes the test. (Turing "Computing Machinery and Intelligence" 1950)
Turing, as a working solution to the problem of
machine intelligence, or the question of what is a "thinking machine,"
proposed the problem as "Are there imaginable digital computers which would
do well in the (standard) Turing Test." This test has become an essential
concept in the philosophy of artificial intelligence. The Turing Test shifts the
question of "can machines think" to one asking whether "machines
can do the same thing as thinking humans do," thus, in his words, drawing a
clear line between the physical and mental capacities of human beings.
Criticism of the Turing Test emerged from the
beginning. The "Chinese Room" thought experiment, proposed by John
Searle in 1980, argued that software programs could pass the Turing Test simply
by the manipulation of symbols without real understanding. Without
understanding, they could not "think" in the manner that people do.
Thus, the Turing Test cannot prove that a machine thinks like people do, but
only micmics the behavior of thinking people. This draws the distinction between
true AI, hard AI, and functional AI: the first being a machine that actually
thinks like people might think; the second being that a machine is designed to
function in the manner that the human brain functions; the third being that the
machine at least appears to behave in ways similar to or in effective mimicry of
the thinking behavior of a person.
The problem of machine intelligence remains fairly
intractable for the scientific community concerned most with these problems.
Definitions of thinking and intelligence have not been precise enough or
theoretically sufficient in cognitive philosophy to enable application of formal
definitions to the problem of machine intelligence. Lacking clear definition of
thinking or intelligence, the central question of the philosophy of artificial
intelligence cannot be answered one way or another. The Turing test is a
pragmatic and functional solution to an otherwise difficult and as yet
intractable philosophical question.
On the other hand, cognitive scientists have moved
forward in many problem areas of Artificial Intelligence application, and have
achieved limited but substantial success in these areas, without the benefit of
the Turing Test.
David Marr had worked in the area of machine vision,
and hadmade significant contributions in this regard. He correctly identified
the central problem of cognitive representation, and the symbolic structure of
knowledge and understanding that is attached to representation of visual
stimuli. He distinguished between perceptual recognition of signals and patterns
from the associated or referential recognition that comes from the understanding
or knowledge of what is being recognized. A representation is defined
specifically as a "formal system for making explicit certain entities or
types of information, together with a specification of how the system does
this."(Vision: A Computational Investigation into the Human
Representation and Processing of Visual Information, 1982: 20) The result of
a specific representation becomes the description of what is represented.
For Marr, early computational solutions to
information processing systems were generally inadequate because they
underestimated grossly the extremely complexity of such information processing
problems, such as natural vision or translation.
From a research standpoint, he identified three
interrelated levels of problem-solution, as part of the "information
processing" requirement that is complementary to the problem of formal
descriptive representation and that is necessary before representation becomes
symbolically understood as such, and analyzable as something separate from the
mechanisms and structures that produced the physical representation. "Such
analysis does not usurp an understanding at the other levels--of neurons or of
computer programs--but is a necessary complement to them, since without it there
can be no real understanding of the function of all those neurons"(ibid,
19):
1.
The computational theory that specifies the goals of the computation as well as
the tacit rules or constraints that define the operations to achieve its goals,
usually the mapping from one kind of information to another, with explicit
definition of the abstract properties of the mapping, and a demonstration of the
appropriateness and adequacy of the mapping for the task at hand.
2.
Representation of the input and output and the algorithm that transforms input
into the output.
3.
The hardware design or computer architecture that enables thate algorithm and
representation to be realized physically.
These levels are coupled, related logically and
causally, but loosely and there is wide choice at each level that is relatively
independent of one another. Explaining some psycho-physical observation much be
done at the appropriate level. Neurophysiology and neuroanatomy generally
related to level three explanation, while psychophyscis is more directly related
to level two.
Understanding the computational theory of an
information processing problem at level one is the most critically important
function for it gives an explanation not just in terms of what a program does
(as constituting a theory of the process represented heuristically) but also in
terms of how the program does it--"…trying to understand perception by
studying only neurons is like trying to understand bird flight by studying only
feathers. It just cannot be done." (ibid, 27) Separating what a
computational theory did from how it did it in the solution of
information-processing problems has been one of the central drawbacks of
conventional Artificial Intelligence approaches that relied for instance on LISP
processing languages.
Specifying function upon these three interrelated
levels takes out the "ad hoc" component of heuristic solutions,
forming the foundation for a more rigorous integrated approach that separates
explanations upon the three levels and to render explicit statements about what
is being computed and why, and allowing theories to determine whether the
computational process is optimal or functionally correct.
Any information processing device, according to Marr,
must be understood correctly at these three levels before it can be said to be
comprehended completely.
For David Marr, a complex system cannot be understood
from the simple "extrapolation from the properties of its elementary
components" (ibid: 19) For a physical system, the descriptive explanation
focuses upon showing consistency between the collection of microstates and the
macrostate of the system as a whole. "If one hopes to achieve a full
understanding of a system as complicated as a nervous system, a developing
embryo, a set of metabolic pathways, a bottle of gas, or even a large computer
program, then one must be prepared to contemplate different kinds of explanation
at different levels of description that are linked, at least in principle, into
a cohesive whole, even if linking the levels in complete detail is
impractical." (ibid. 20)
It is not surprising that David Marr's three levels
correspond in natural systems theory to the three phenomenal systems levels that
underlie human intelligence: the physical level of the architecture and design
of the neurons and neural pathways of the brain and the body, the biological
level of the cellular organization of the brain and its functioning, or
processing capacities; and the level of symbolic representation and ideational
abstraction, or the life of the mind, that happens as a result of the first two
levels. This tripartite kind of explanation demonstrates clearly the level of
complexity involved in the scientific understanding of anthropological and human
level systems, or in the level, for that matter, of all forms of natural
intelligence and its behavioral functioning.
The tripartite division of complexity in natural
systems represents a viable approach to any kind of problem, understanding that
different levels of integration of complex systems require different forms of
problem solution. In fact, this tripartite division is relevant to practically
any systems theory from the standpoint of the informational dynamics involved in
systems and the theoretical requirements of understanding how these
informational dynamics work in natural systems.
Systems in general are too complex to model all or
even most microstates of a system. What is sought is a theoretical simplication
of the complexity of the system to a level which optimizes the coherence and
consistence between the general theoretical level and the empirical level of the
data points.
Automata
& Computational Theory
Automata is defined as machines or
"mechanisms" that are relatively self acting, as for instance, robots.
Theory of Automata has become important and central to the science and theory of
computing, or what is called "Computer Theory" and its methodologies.
This theory began with Allen Turing's invention of the Turing Machine, achieving
great success with the subsequent design of the first modern computers for top
secret decryption efforts during World War II. Since then, we've born witness to
a digital information revolution with new electronic information storage and
retrieval and scale-free, wireless communication systems that has turned into
scientific fact what only a short time before was thought to be the realm of
science fiction. Any work on alternative systems would be fundamentally amiss
and lacking if it did not at some point come to focus upon the problems of
information processing machines, computers, artificial intelligence and automata
as we have come to realize these kinds of systems, for in many ways digital and
electronic intelligence and information processing represent the epitome of
alternative systems development, as well as the potential complexity of this
design development.
Computational theory is the theory of computers and
computing involving alternative abstract mathematical models that describe
different kinds of computers or parts of computing with varying degrees of
accuracy. Computer theory connects to complexity and to information theory.
Computer theory deals not only with computers as they have so far existed, but
with all possible kinds of computers. Computer theory does not concern itself
with the problem of optimal solutions, or optimality, but with the problem of
possibility--what can be done or not done by means of computing.
Computer theory had its beginnings in mathematical
logic and set theory. The kind of problem like infinity coming in different
sizes or sets larger than the universal set led to an effort to create
algorithms, rule based sets of procedural instructions for solving all classes
of mathematical problems. Some algorithms proved impossible, while Kurt Godel
developed that Incompleteness Theorem that implied that in a specific
mathematical system either there are some true statements without any possible
proof or else false statements that can be proven. Alan Turing developed the
theoretical "universal-algorithm machine" that could perform some
tasks that seemed impossible and not perform other tasks that were taken for
granted as possible. This was the precursor to the first computer, built in
World War II for the purposes of code-breaking, with the assistance of Turing.
Neural network theory was developed, and mathematical models of real or abstract
information processing machines became more important. Mathematical modeling
came of age in the study of concepts in many different fields of inquiry.
Development of the vacuum tube lead to the construction of the first true
computers, and then John von Neumann developed the idea of a stored-program
computer, allowing the program to be stored by the computer and to be operate
and modify the program along with the data. Software could be introduced to a
computer with a central processing unit and permanently wired operations, that
allowed the computer to reprogram itself (effectively, rewire itself). The goal
was to convert a limited function electronic calculator into a real
demonstration of the ideal universal algorithm machine.
The development of a programmable computer that
extended the functioning capacities of an electronic calculator brought with it
the problem of programming languages. Many languages were invented, but from
this tower of babel came the possibility of a general theory of computing
langauge, and this coincided with a general theory of structural linguistics as
developed by Noam Chomsky. Chomsky's mathematical models of linguistic grammars
influenced the study of computing languages. Computers then took on linguistic
functions and properties, in translation, word processing, interpretation of
machine grammar, and compiling.
In computer theory, theoretical machines provide
mathematical models as possible solutions for actual physical and informational
processes. This line of research extends to the solution of basic problems,
simply stated, that are difficult if not impossible for computers to solve, and
leads into the general problem of computability and complexity. The theory of
computing can be divided into: 1. the Theory of Automata; 2. the Theory of
Formal Languages; and 3. the Theory of Turing Machines.
Computational
Logic and Symbolic Linguistics
Unlike human knowledge systems, information in
computers, no matter how sophisticated, is never tacit or implicit to the
pattern or understanding of the pattern. All information in computing is
explicit information, or logically derivative of explicit information. The key
difference between a computer and human intelligence is this tacit dimension of
intuitive understanding and awareness that humans bring with and to their
knowledge.
Languages used for defining computer programs are
called formal languages because their rules of linguistic construction are
always formally explicit. They have to be. The heuristics, symbolic uncertainty
and parallax of understanding that comes with human intelligence does not exist
in a computer's world, at least not of the current or previous generations of
computers.
In other words, a theory of formal languages refers
to a situation in which all the rules for string construction in a language are
explicitly stated in terms of what strings of symbols can occur. Any general
theory of abstract language must have precise rules regarding string
construction, but the capacity of human language to adjust for indeterminancy
and alternation in string encoding is fundamentally different from the capacity
of a computer to decipher explicit program code. In computer language, there is
a direct connection to logical structure that is lacking in the symbolic
structure of human language. Within computer language, there is no deeper or
metaphysical understanding connected, no meaning or latitude for expression. The
symbols direct a computer to perform in certain exact ways, without symbolic
reference to ideas or thought. In formal language, the form of the string of
symbols takes exclusive precedence over the possible meanings of the symbols. If
computer languages are always logical and formal in structure, human languageis
always symbolic and informal in structure.
In all languages, we have a structure of larger
strings of meaning built from smaller units. We begin with small units,
alphabetic or syllabic, built of smaller sound units, or phonemes. These cohere
to make the minimal constitutes carrying "meaing' that we call words or
morphemes. Morphemes cohere in some sense of order to produce sentential or
phrasal strings. Strings cohere together to produce paragraphs and larger
structures or blocks of meaning, just as line code in computer programs is
arranged into larger block structures.
All languages specify a finite number of smaller
sound units, and a limited but larger number of word units. Not all possible
sound units are used by a language, and not every possible combination of sound
units make meaningful word units. The order of arrangement, the choice and
selection of word and sound units in the construction of longer sentential or
phrasal string structures is called the syntax or grammar of a language, and
this is governed by rules that specify what kinds of elements can be used in
what given order. Given a limited number of elements and combinations of
elements, and a limited number of syntactic rules governing the arrangement and
order of these elements into strings, an unlimited number of "strings"
can be produced with an unlimited number of significance attached. Though a
computer language uses symbols as signs, it is non-symbolic as human language
is, because the sign symbols and strings they produce have only a literal
meaning that is a function of their logical interpretation by the computer, and
usually expressed in terms of the performance or possible evaluation of the
computer. In thelarger sense of the term, computer languages are non-symbolic
whereas human languages are fully and completely symbolic. We can restrict human
language to function in a manner similar to that of a computer, but we cannot
unrestrict a computer to function in a manner like that of human language.
Both computer and human languages have unlimited or
infinite productivity of meaning in terms of alternative string constructions.
These are made explicitly possibly by the application of a finite set of rules
that govern the order of occurrence of words in strings. Application of a finite
number of rules allows us to represent an infinite number of possible
alternative strings--this becomes a manner of explicitly representing in a
finite manner the infinite productivity of a language system at the phrasal or
sentential and trans-sentential level.
The rules that govern syntactic order in any language
are decidability rules, that allow us to decide, in a sequence of word-symbols,
what the next best word-symbol will be to complete the string.
Theory
of Automata
Theory
of Formal Languages
Turing
Machine Theory
Systems
of Alternative Intelligence
Alternative systems are in a sense a logical outcome
of the development of human cultural systems. They are an extension of the basic
constructive capacity of humankind. Humans have, by virtue of the application of
their natural symbolic intelligence, become capable of creating entirely new
systems that were previously unprecedented in the natural scheme of things.
Generally we refer to these as cultural artefacts, and we have many examples
from the earliest periods of Hominid evolution--stone tools, hearths, clothing.
The rise of technological and industrial civilization has born witness to the
proliferation of artificial systems that exist in reality because they have been
made by people, and follow logical and scientific principles, but which have no
known natural antecedents or correlates. The rise of alternative, humanly
constructed systems has achieved a basic augmentation of reality, and of our
knowledge systems that are conjoined to reality, in many different ways. The
hydrogen or atomic bombs were but science fantasies until their first
demonstrations on nuclear testing grounds. Similarly, human flight was believed
impossible until the advent of the Wright Brother's new engine-powered plane. As
a result of these basic advances, our world has been transformed rapidly and
irretrievably in many ways.
There is the sense emergent from the history of the
development of alternative systems that such development eventually follows a
certain course of inevitability--human intelligence is curious, and it is
questioning and exploring in basic ways. Eventually, humankind would hit upon
basic solutions to basic scientific problems, and these solutions would in time
facilitate the integration achievable by such systems and lead in time to the
acceleration of the pace of such technological development and integration as we
have witness in the world. Such development would proceed much more rapidly if
it were not for some sense of historical inertia from cultural and structural
frameworks of human society that serve to interfere with and impede such
development. There is a sense, in other words, that "if something is
logically possible, then it is eventually inevitable."
Humans were meant to fly, not because they were
graced with wings, but because their brains allowed them the imagination to
conceive of such flight, and the determination to try to fly in whichever manner
seemed possible. The possibility of alternative systems development therefore
lies latent in the ground of natural systems patterning, to be discovered like a
gem in the rough, by some errant explorer.
There should be therefore several expectable
trendlines forthcoming in the progressive development of alternative systems:
1. As sophisticated solutions to complex problem
sets, these alternative systems should become more streamlined such that they
represent the best possible fit for the problem set they are designed for.
2. As mechanical systems, these alternative systems
should be based upon the ability to create and manipulate increasing levels of
power and energy, defined in the classical sense as the ability to do work.
3. Also as mechanical systems, these alternative
systems should develop increasing levels of efficiency in terms of the ratio of
work to total energy involved in the process. Not only will such systems be
capable of working harder to do more work, but the work that such systems do
will be both more efficient and more suitable as a solution to the problem posed
for the work in the first place.
4. As systems involving energy dynamics and exchange,
alternative systems are also information-based systems. In other words they rely
upon the organization of information within and by such systems to achieve a
degree of functional order. From a standpoint of general problem solving, such
systems can be said to be "intelligent" in that they are capable of
autonomously tackling problems of some level of sophistication.
5. As systems evolve and develop in relation to
different problem sets at different levels, alternative systems should
demonstrate two interrelated trendlines for development. First, they should
become increasingly integrated between different levels and different areas.
Secondly, they should become at the same time increasingly generalized and/or
specialized in their relation to particular or generalized problem sets. In
other words, in relation to this final point, it can be said that systems do not
evolve in a theoretical or practical vacuum of application, but in the context
of the development of many other alternative systems at the same time. Thus, the
term "alternative systems" has implicit to its name the general
context in which such systems arise and co-develop in the first place. It is
evident that as alternative systems develop, previous systems will give rise to
newer and newer systems, and this process should in time increase in its rate
and amount of production of new alternative systems.
The increasing degree of integration of such systems
determines in part that, as they develop, it will become increasingly difficult
to differentiate and clearly separate where one kind of system leaves off and
another kind takes over. In general, it can be expected that alternative systems
should grow in complexity, sophistication and power to greater and greater
levels that are integrated. It is expected therefore that such systems should
exhibit a form of stratification of function at different levels and in
different ways.
One constraint that appears to be operative of all
such alternative systems is the notion that such systems are ultimately designed
for and based upon human systems, and that they serve in one way or another the
basic problems of adaptation and successful integration of the latter systems.
The notion that alternative systems could arise that are essentially
self-serving in function and independent of the human designers or designs, is
one that is not uncommon in science fiction. Alternative systems, as integrated
supersystems, have not yet reached such a stage of independent functioning in
the world. Furthermore, it is a clear case of interdependency between human and
alternative systems, such that alternative systems depend upon the human
designers and operators for their functioning as much as humans have come to
depend upon such systems for their functioning and operation in the world. I do
believe that in time, alternative systems will become increasingly autonomous in
function from the design influence or control of human manipulators of such
systems. Thus I would append a sixth point to the five above, and claim the
following kind of trend:
6. Alternative systems should develop in a manner
that is increasingly but relatively autonomous at more and more points of human
control functions, such that human design and control in such systems will play
a diminishing part in the overall functioning of such systems, restricted
perhaps to their initiation, original construction, monitoring and possible
repair. Even these functions may eventually be taken over increasingly by the
design of alternative systems.
Ultimately, at some point, one would expect that such
systems would incorporate a degree of self-design and self-determination of
patterning that is more or less completely separate from the role of the human
operators or designers in such systems. It is doubtful that such systems would
achieve a degree of automation of pattern that is completely independent of
human design or control, but it can be imagined that such human influence will
diminish as systems increase in intelligence and sophistication. It is doubtful
furthermore that humans want or require such systems to be completely
autonomous, as their essential purpose is to extend and elaborate the function
of human systems in the first place.
Furthermore, all alternative systems are by
definition human designed systems, and thus they are systems that have inherent
to their existence the functioning of human systems and human designs. Such
systems will achieve relative autonomy only to the extent that humans are
capable of designing a sense of autonomy into such systems in the first place.
All such designs are by definition explicit systems defined by relational rules
and object-values--in other words, it would be difficult to confer upon any
alternative system qualities or properties of behavior that are difficult in
themselves to define or describe in any systematic manner. By definition, with
the state of hardwired intelligence as exists today, all such relationships
would be, furthermore, strictly logical in pattern, though it is clear that
natural intelligence does not always function in a purely or strictly logical
manner. A consequence of this is the constraint of the anthropological
relativity of such systems. Such systems would have no intrinsic duality of
patterning in its signification structures--in other words they lack any
implicit level of intuitive meaning that comes attached to the signal. It is not
to say, like the classic ELIZA example, that humans cannot be tricked into
believing that computers have such an implicit level of meaning, and this kind
of parlour trick constitutes in essence the basis for hard A.I. criteria for
intelligence in the first place. It must be reiterated, that such implicit,
intuitive meaning is totally lacking and impossible in artificial intelligence,
and it represents an insuperable constraint of such systems to function as if
they were natural.
Part of the problem of the definition of alternative
systems is defining the term intelligence in an operational sense that gives it
significance to describing and explaining the role and function of information
processing that sophisticated and semi-autonomous machines in the future will
perform. If we define as "intelligent" the ability to solve complex
problems, then the issue is more straightforward than if we attribute to the
notion of intelligence some sense of autonomous sentience and self-awareness as
a being in the world. Surely all forms of natural intelligence can be attributed
such a relative kind of autonomous self-sentience that is unique to such
systems. This is a principle attribute that can be used to separate
"natural" from artificial forms of intelligence. However sophisticated
seeming an artificial intelligence system may be, we do not realistically
attribute true or real sense of autonomy or self-functioning sentience to such
systems. They are nothing more than sophisticated appliances that function
because they have been plugged in and turned on. Their intelligence is inherent
to their design and functioning, and this has been purposively created by its
human engineers.
This question brings to bear what criteria we adopt
for measuring or determining what constitutes intelligent systems--in general we
adopt a "hard A.I." Von Neuman criteria of intelligence as resembing
in everyway possible that functioning and response patterning of a human being
may be seen as unrealistic in consideration of more limited models or criteria
of artificial intelligence that seeks to solve specific kinds or sets of complex
problems efficiently and reliably. In otherwords, a "soft" or
functional A.I. approach is not only more sufficient, but therefore preferable
to the challenge of development of forms of alternative intelligence in systems
that can function autonomously or in an integrative manner.
The adoption of criteria of specific or general
problem solutions, by design and control functioning, of complex problem sets or
classes of problems, provides us with a more realistic approach to the challenge
of the problem of artificial intelligence than we have with a "Chinese
room" set of criteria. Alternative intelligence does not and cannot
resemble forms of natural intelligence except in a superficial analogical
manner--it lacks the direct organic sense of its history and evolutionary
contexts of development. The manner that it achieves solution to problems,
however defined, is fundamentally different from the way that natural brains
solve problems in the real world.
Definitions of artificial intelligence that are part
of the design of alternative systems are bound centrally by the problem of the
anthropological relativity of all such designs--we cannot conceive of a form of
intelligence which, by de facto conception, becomes bound by own own sense of
human intelligence. The only time or possible scenario in which this will no
longer hold true will be if and when we encounter forms of alien intelligence
whose intellectual capabilities evolved differently and independently from our
own. Alien intelligence would give rise to alternative systems that may in many
ways resemble or be convergent with our own in the solution of common kinds of
mechanical problems. At the same time, it is likely that such alternative
systems may be completely different from our own in some essential ways, hence
almost undecipherable as such in terms of our own design configurations and
understanding.
The problem of anthropological relativity in relation
to our conceptioning of systems of alternative intelligence is best exemplified,
I believe, in our tendency to stereotype artificial intelligence systems with
anthropomorphic forms and functions. Even hard AI criteria is based upon the
principle of such an anthropomorphic stereotype, even if the best that can be
achieved is mere an illusion, a parlour trick, a mimicry of real human
intelligence. The greatest danger in the anthropomorphization of the function
and role of artificial intelligence is, I believe, in unduly constraining our
solutions to A. I. type problems, and even in our definition of such problems in
the first place, in ways restricted to our preconceived notions about what human
intelligence is supposed to be like. If Alternative intelligence in its design
can be loosened from the anthropomorphization of such systems, then it becomes
apparent that such systems can be applied in a very wide variety of ways in a
variety of settings that do not require a human-type answer. We do not have to
conceive of mobility of robotic systems as bipedal or even as with legs, whereas
some kind of tracking system might represent a much more efficient and
manageable solution to such problems of independent mobility.
The conception of alternative systems I believe comes
to focus upon the design of hybrid analog-digital types of computer systems that
are capable of serving a wide-range of functions. Such systems should be
distributed in function, interlinked in a network of multiple processing
systems. We can see such systems also being distributed in terms of the numbers
and kinds of inputs available to such a system. Such systems need to be capable
of reading directly from fluctuations of natural signals in the environment and
monitoring such systems without human mediation involved in the monitoring.
At the same time, such systems can also be
distributed at the output level, and this output can consist of a variety of
functions that articulate and manipulate environmental elements in basic ways.
We can also refer to distributed control systems that
allow feedback to occur between different functional levels or components of
different levels, as well as distributed input-output interfaces that control
and manage human signal inputs and outputs in a manner that allows human
manipulation and redesign of the system on one hand, and that can generate
meaningful results that are digestible to humans, on the other. The internet
offers the possibility of the construction of such a supersystem, and such
systems have already been engineered, albeit in yet rudimentary form. In the
construction of such a system, input and output components can be proximate or
remote from one another. The entire system could potentially encompass the
globe, or even be extended beyond the boundaries of the earth to compose a solar
sateillite system.
It is evident that we can refer to a totally
distributed system in which all these functions are spread out over a series of
interconnected devices each capable of working both independently and in a
manner that is coordinated with all the other systems. In such a system, there
would be no central hub or main control component upon which all the other
systems would depend. New systems can be added or modified at any point within
the overall system. Furthermore, each unit or component of such a system could
itself be functionally integrated to perform simultaneously any number of
different functions in the overall system at the same time. This design of
alternative intelligence systems must occur independently of the component
design of the system, or of the nature of the design of the individual
component. Hybrid systems span more than merely the digital and simple analog
wave functions that are built in conventional types of systems, and can embrace
a number of more exotic architectures as with quantum type computing or light
computing.
Totally interconnected and distributed systems puts a
premium upon the communicative function between components, as well as upon the
distributed control systems that accompany each of the components and serve to
integrate this component to the larger overall system. Such systems must be
capable of finding the other components of the network, talking with these
components in a meaningful manner, and then determining between themselves the
kinds of decisions that have to be made that affects the outcomes and
state-pattern of the system as a whole. It seems that to a great extent the
invention of the internet has obviated this communication and control aspect of
such distributed systems, though the state of development of the internet may
just be reaching a level of sophistication to allow these kinds of advanced
distributed systems to become a real possibility.
Such totally distributed systems can also be
stratified upon different levels of function, and this stratification can be
made into a form of self-organizing behavior of the system that is based upon
its modular partitioning of functions to solve problem sets at different levels.
Another aspect of this kind of system is provisioning the entire system with
built-in memory functions that allow it to store different forms and levels of
information and to be able to utilize this information in the solution of future
problems. Memory storage would have to be itself stratified and organized
functionally, as human memory is, and it would have to be construed as part of
an active control system that allowed its continuous updating and revisioning.
Such systems would have to be working systems if they are to achieve
their place in the world as alternative systems. They must perform useful
functions, and in this the actual production of work is no less a part of such
distributed systems than is the continuous monitoring of the environment. It is
not difficult to imagine a number of different functions for such systems, in
terms of education, entertainment, production work, environmental regulation,
energy production and distribution, communication and even transportation
systems.
Another aspect of such systems, I believe is that
they achieve a degree of symbolic realism in their patterning of behavior that
is not unlike that of human symbolic cognition. This is not to reimpose an
anthropomorphic model upon such systems, or to adopt a version of the hard A.I.
criteria--rather I believe that especially in the interface requirements in the
articulation of alternative systems with their human agencies, such symbolic
patterning could prove to be quite useful and even powerful for augmenting the
intelligence of the distributed system in ways involving pattern recognition and
identification in symbolic terms. Symbolic criteria would allow us, at least in
principle, to overcome partially the inherent constraint of artificial systems
in lacking duality of meaning and an implicit level of signification. One
consequence of this is in terms of genuine pattern-response recognition of
natural forms in the environment, without this recognition being moderated or
influenced by human mediators.
The consideration of forms of alternative systems in
relation to artificial intelligence leads to the speculation about some first
principle of design that serves as an anchor point or key for the articulation
of such systems in an effective manner. It may be that there are several
interacting anchor points that are necessary for such a sophisticated system,
though it is as yet not exactly obvious what such anchor points for such systems
would be.
It is evident that such systems can be abstractly and
mathematically defined with a great deal of precision and logical coherence
attached to them. At the same time, they can be constructed in a manner as to
yield fairly reliable and consistent results within limited empirical contexts
of their articulation and interaction with the environment. One characteristic
of such programming is its essentially linear character. Such programs function
by processing single or multiple streams of information very rapidly, setting
off in the process numerous secondary reactions and responses that may trigger
even further patterns of processing. They apparently do not solve problems in
the manner that human beings normally do, often basing final decisions on blind
faith or at least strong intuition rather than on any strictly logical
calculation. It is not clear either that multi-stream, parallel processing
structures overcome this basic linearity of such systems.
For the most part, the rise of alternative systems
has been achieved in a piece-meal and uncoordinated, almost serendipidous
manner. With the rise of the sciences, especially within the last two centuries,
this process has become increasingly organized and deliberative, to the extent
now that there are entire research organizations dedicated upon one level or
another it the articulation and elaboration of alternative systems in reality.
Alternative systems offer to humankind one set of
unique possibilities that are critical to the future of such systems and to
human and biological systems on earth--alternative systems offer humankind the
possibility of being able to transcend the natural constraints imposed by basic
bio-geophysical systems, and to escape from the rule of the biological
imperative that imposes the ultimately outcomes for all life on earth. Even now
as we are learning through our alternative systems applications to manipulate
the genome and reengineer genetic structures to our own designs, we are gaining
rapidly a degree of leverage and control over biological processes and outcomes
that were until now unprecedented. And yet we are failing in basic ways to
achieve the full measure of control over our own human systems that is a
necessary prerequisite to such successful application of alternative systems. As
a result, much of our applied systems ends up being, in the structure of the
long run, destructive and entropic in a manner that puts us closer to, rather
than further from, our own basic biological imperatives.
All alternative systems that exist are essentially
the product of human invention and construction. As such, it can be said that
they are a product of human intelligence and its application to the manipulation
of the environment. For the most part the motivations to do so stem, however
indirectly, from the adaptive advantages such manipulations confer upon human
beings. Without our intelligence, we could not have achieved such systems. In a
very real sense, therefore, alternative systems are fundamentally cybernetic
systems, if we accept the conventional definition of cybernetics as being the
modeling of informational systems based upon natural forms of human
intelligence. Even rather crude types of systems, for example the machine screw
and the mouse-trap, are basic demonstrations of certain principles and patterns
of intelligence. This is not just in their design and manufacture, but in their
functional application.
It follows from this observation that the trendline
of alternative systems follows a gradient of increasing informational
integration and capacity, to the extent that such machines will become
increasingly intelligent in a cybernetic sense. I will not claim that machine
intelligence is an inevitable outcome of the progressive development of
alternative systems, but it seems to me that we would eventually hit on the
right combination of things that would confer some nominal sense of intelligent
functioning to a machine. With the rise of the information revolution, we are
arriving at an age in which machines are becoming not just demonstrations of
intelligent design and function, but coming to mimic and incorporate the
principles and functions of intelligence into their very design and function.
In this regard, I believe, we must be careful to say
that machine intelligence, or what I will refer to as alternative intelligence,
is not the exact equivalent of native human intelligence, nor in this sense do I
think it can ever become what can be called "genuine" or true
intelligence, which the implications of self-awareness and sentience that we
attribute as qualities intrinsic to true intelligence. What we have are
extremely sophisticated machines, but machines which are non-biological and
which do not heed any form of biological imperative. They are things that we
turn off or on at our own choosing, and use as tools to our own ends. In this
regard, the standard for artificial intelligence, which is
"human-like" intelligence, and which is the goal of hard AI research,
seems to me to be unrealistic and unlikely. This is not to say that we will not
eventually build machines that have a sense of independent sentience in some
manner, but when such a machine emerges from the laboratory and factory, it will
not in any form but the most analogous resemble natural human intelligence.
In this regard also I must separate the question of
artificial intelligence, as this is a focus of much cognitive science research
applied in various ways, from the notion of a more general form of alternative
intelligence, in which "human-like" artificial intelligence is just
one possible variety. When we can accept an expanded definition of alternative
intelligence, as being somehow a logical consequence of the development of
alternative systems, then we can begin entertaining broader notions of what such
systems might be like and the functions they might serve.
In this, there are two interesting and indirectly
related issues. First, there is no reason that alternative intelligent systems
need to be anthropomorphized at all, or in the robotic manner that they tend to
be stereotyped and which appears to influence much research and development work
in artificial intelligence that sets humanlike intelligence as its standard and
goal. We can selective anthropomorphize functional aspects of such systems--for
example hands, or eyes, or speech, but that does not mean that we have to also
give such machines human form or functional anatomy. There is no reason a robot
needs to be bipedal to be intelligent, if it is perhaps preferable to build a
machine that can walk like an insect, for example. This issue of the
anthropomorphization of alternative intelligence has greater impact and
influence on our models and agendas in this regard than we may realize or want
to acknowledge, and I believe it tends to constrain our imagination as to what
might in fact be possible with intelligent machining.
The other side of the coin of this issue is the
observation that I've had since being involved in artificial intelligence
research, and this is that the interdisciplinary aspects of cognitive science
work is primarily psychological, computer and philosophical, and it tends to
leave out entirely as an objective problem the issue of the social organization
and articulation of knowledge, as a shared and intrinsically social phenomena.
This derives in part I believe from a theory of language that is primarily
pscholinguistic and psycho-genic in orientation, to the exclusion of the
communicative aspects of language as a social phenomena. If we refer to
intelligent machining as a form of informational system, to which we can apply
information theory, then we must also recognize that as informational systems,
such forms of intelligence are also ultimately systems of communication to which
we can apply communication theory and design principles as well. And this takes
us back once again to fundamental arguments concerning natural human
intelligence as well--as symbolic manipulating systems, the human brain is
context bound to cultural frameworks of articulation within which it achieves
integration.
We have become culturally dependent creatures in ways
we scarcely realize and refuse to admit. Human intelligence was a functional
product of the elaboration of human language as a linguistic system. Another way
of construing this issue is to recognize that our intelligence is tied
symbolically to larger knowledge systems, mostly that exist in the form of
recordings as part of a common stock of knowledge. Knowledge is distributed and
organized within a social landscape, and finds its articulation within this
landscape. It follows therefore that intelligence, being based upon human
knowledge systems, is fundamentally dependent upon these knowledge systems in a
manner that is fundamentally external to the function of intelligence itself.
Intelligence bereft of its knowledge context is like an empty machine with no
signals to record. It remains merely a sophisticated device without significant
content. It follows also that a great deal of knowledge and information
processing that passes for intelligence comes prepackaged and preintegrated as
such--it comes as something preprocessed in an intelligent manner, compatible to
its digestion by an intelligent system. These are inseparable parts of one and
the same problem.
Another way of saying that is that, if we
over-anthropomorphize our conception of artificial intelligence in terms of its
possible designs and applications, then we also simultaneously fail to
anthropologize more realistically or systematically our understanding of what
both natural and artificial intelligence really represent, as an extension of
our own knowledge and communication systems.
At the same time, we must also come to a realization
that in nature there are other alternative forms of natural intelligence that
deserve analysis and modeling in terms of intelligent systems, and that
probably, in the grandest scheme of things, there are in the universe other
forms of natural intelligence that are essentially non-human and that would
constitute the basis for the development and introduction of entirely new forms
of alternative systems than those that are humanly constructed and conceived. We
might say that any true intelligence must, to so qualify, at least have the
symbolic structure and function that we so readily recognize in human
intelligence, but we cannot necessarily say what kind of symbolization this
might entail. If we watch a dog jerking its legs in a puppy dream, we realize
that dreaming is a fundamental aspect of the rise of a complex brain that can be
said to have some level of sentient intelligence. Would we say, therefore, for
instance, that some form of alien intelligence would necessarily have to dream
in the same way that many mammals appear to do?
My central concern therefore in the elaboration of
alternative systems theory is the elaboration of a more general and
comprehensive model of what can be called alternative intelligence, and then of
possible applied forms of this model of intelligence in ways that have some
degree of efficacy as technological systems. Primarily I am concerned with
hybrid forms of computer designs that combine digital with analog varieties of
processing. I have been particularly interested in the use of light modulation
and recording/recognition as the basis for the storage, manipulation and
retrieval of patterned information. This is furthermore augmented by various
network designs of distributed multi-processing systems and also of systems of
intelligent environmental monitoring and articulatory response and manipulation.
The model I have come up with resembles something more like an octopus than a
human, though I do not thing that such alternative systems need to be
constrained by an predetermined stereotyical form.
In this regard, I make a critical distinction in
alternative intelligence between what I refer to as "abstract"
intelligence, and what I would refer to as "natural" forms of
intelligence. The latter represents those expressions of intelligent functioning
that arise naturally as a result primarily of higher order brain functioning in
biological organisms. A claim could be made that genetic systems constitute a
form of intelligence, but I would claim it constitutes an intelligent system of
informational patterning and organization, rather than a system of intelligence.
This notion of natural intelligence obviously embraces the range of mental
facultation of most primates, dolphins and many other large brained species.
Complex problem solving has been demonstrated, for instance, in octopus, and
even dogs show at times remarkable feats of memory, humanlike emotion and
intuition, and even a rudimentary form of symbolic behavior and problem solving.
I deliberately contrast the notion of natural
intelligence from the conception of abstract intelligence, per se, to highlight
what I consider to be a critical difference and impasse between natural and
artificial forms of intelligence as these latter have been invented by
humankind. Natural intelligence arises biologically, based in the brain of the
organism, and its rules and order of patterning remain mostly implicit to its
functioning and behavioral consequences in terms of adaptation, communication
and complex social relationships. Abstract intelligence arises primarily as a
mathematical possibility, as a kind of formal-functional capacity of systems
design that can be logically and parametrically ordered. All intelligent
machines so far produced by human beings have exhibited mathematical abstract
intelligence--not one of these has demonstrated the qualities of even the most
primitive forms of natural intelligence. In general, rules governing the
ordering and operation of abstract systems of intelligence are either formally
or functionally defined in explicit ways. Its functioning does not arise as an
emergent property of the integration of a complex organ, rather its sense of
intelligence arises as the result of the top-down planning of complex systems
based upon the reiteration or recursion of explicit and logically correct
functions.
To push the distinction one step further, I would
claim that the results and outcomes of a system of abstract intelligence are
fundamentally different than those for a natural system of intelligence.
Abstract intelligence achieves solutions to complex puzzle-problems that have a
form of correct solution possible. Such problems may be astronomically complex,
and there may be more than one solution pathway through the search solution
space, but in general a solution to such a problem solves what is known as the
Van Neuman bottleneck of an explosion of possible wrong solutions that developes
when the problem remains unsolved. By contrast, I would claim that natural
intelligence in general solves "problems" of an entirely different
kind or quality. Generally, the problems solved by natural intelligence are
those kinds off dilemmas to which there is no necessary single or even multiple
correct solution. In other words, natural intelligence normally makes judgments
based upon uncertain variables and unknown values, and the solutions are weighed
in terms of success or failure of their consequences in some functional
framework in the life-world of the organism doing the problem solving. So far,
not machine has accomplished this kind of problem solving except in a very
deceptively rudimentary manner--we can develop discrimination tables with
predefined probabilities of outcomes and alternative uncertainty factors, but
this kind of systematic approach to complex problem solving does not embrace the
degree of intuition and experiential rationalization that is normally,
automatically employed by natural creatures that are challenged in complex
situations. It should be taken as a strength of natural human intelligence that
though machines cannot solve even very simple natural problems, the human brain
can rapidly and readily solve both mathematical, puzzle type problems as well as
those problems requiring experience, intuition and application of reason and
evaluation.
Related to the issue of abstract versus natural
problem solving is the notion of learning and the quality of what is learned as
a form of experience that can be applied to future problems. Again, machine
learning has been advanced, but the parameters of such learning is almost always
predefined such that learning cannot proceed beyond the purview of preprogrammed
parameters. With natural intelligence, learning is almost innate and automatic
to the context of application. The more intelligent the organism, the more it
learns from the problems it encounters and solves. Another way of seeing this is
that abstract intelligence is by definition programmable, or rather,
preprogrammable and thus it is constrained by the parametric templates of its
program. Naturally intelligent systems, beyond the long period of
cultural-environmental acquisition and behavioral reinforcement that occurs on a
continuous basis, are essentially non-programmable, or what we might say, it is
innately or self-programmable.
Another means of describing these differences is to
see the difference in functional outcomes of the two types of systems. Natural
intelligence is extremely adaptable to functional variables in motor
coordination--it takes a great deal of work to preprogram a machine to perform
even simple tasks efficiently, much less complex series of tasks that natural
intelligence seems capable of. On the other hand, abstract intelligence systems
can perform complex linear calculations in a fraction of the time it requires
naturally intelligent systems to perform similar kinds of abstract functions. We
may say that natural systems are concrete and non-abstract, though they are
capable of a limited degree of abstraction, as well as abstract intuition.
Abstract systems tend to be non-concrete and incapable of extensive variable
application, but capable of a rate and degree of abstract functioning that is
preprogrammed.
I would venture the distinction between the two forms
of intelligence as saying that abstract intelligent systems are primarily linear
in function, whereas natural intelligent systems tend to be non-linear in
function. Abstract systems are furthermore over-determined or at least fully
determined systems, whereas natural systems tend to be critically
underdetermined, hence normally chaotic systems.
I
would be inclined to say that natural intelligence resembles more analog designs
of intelligence, versus the digital form of intelligence that has arise with the
machine information revolution. Digital intelligence seems to me to be
fundamentally a form of abstract, mathematical intelligence, and hence suffers
the limitations of design and possibility that are inherent to this form of
information processing.
Automated systems can be said to be a general class
of artificial or human made system, or any other alternative system that
functions according to certain laws and theory of automata, which can be most
generally defined as an device that is self regulated and relatively independent
in its control functions. In a more theoretical vain, we refer to any device
into which input may be affected internally by certain state transitions,
leading to some form of predictable or logical output. By inference, at the
center of automatons, especially very advanced systems, are computer-based
systems. A completely independent automata would be akin to a very
sophisticated, anthropomorphic robot that was capable of functioning in every
manner as a normal human being in the world. This analogue of automata is a very
anthropocentric one. It is in my opinion that this anthropocentrism of our
conception of automata is more of a hindrance than a critical insight into their
potential development. Vast, super-sophisticated systems that are completely
distributed upon a number of levels, and achieve maximum integration, appear to
me to be more interesting kinds of models to pursue.
At some point, an integrated system can be said to be
one in which all automatic functions occur within the same machine framework, or
device modulator. This may in fact be a relative issue of a device is nothing
more than a plastic case disguising a great deal of interconnected wiring and
multiple modular components of such systems. Miniaturization of circuitry has
led the revolution of digital information processing to the achievement of
vastly superior integration of machine automata. But this challenge is met with
a corresponding problem of the transference of information from one module or
system to another, along with the challenge of creating a universal interface by
which all systems can achieve effective talk. With distributed systems, the
greater the distribution, the greater the function of communication and problem
of transmission of information becomes a problem over the question of the
integration of function of information processing on a reducible scale.
There occurs invariably a kind of trade-off between
systems between the integrative miniaturization and distributive communication
between systems. We cannot have a perfectly integrated system without some
measure of distribution, and we cannot have a fully distributed system that
achieves complete communicative efficacy. In other words, distribution must be
gained at the expense of possible integration into a single system, and
integration into a single system must come at the cost of distribution of such a
system to a larger range of possibilities. A system can be powerful and highly
integrated, but its potential is severely circumscribed if it functions by
itself and is not able to share its information within a larger network.
I would add to the challenge of developing
sophisticated automata a few other related challenges:
1. The challenge of a machine system being capable of
producing or acquiring its own energy independently of any other system.
2. The challenge of a machine system being capable of
performing other kinds of work or productive/purposive activity beyond its own
informational processing, implying manual articulation of such a system in the
environment and regulation of function in the environment.
3. The challenge of a machine system being capable of
both reproducing and repairing itself, both as hardware and as software.
4. The challenge of a machine system to learn and
develop as a system, and to integrate changes into itself.
5. The challenge of a machine system to evolve as an
integrated population of modular components, such that we can speak potentially
of multiple successive generations of such systems.
What is described in these goals is a completely
automated metasystem that would require as few human influences or inputs,
beyond the original design and construction, as would be necessary for its
overall function. Such automation would be achieved gradually by small steps,
one step at a time, rather than all at once. It is the case that most
metasystems are not achieved overnight, but are complex solutions arrived at
over many cycles of trial and error.
A number of other ancillary functions can be
associated with these as well. We can include for instance the capacity of
different modular components of distributed systems to share and interact and
coordinate functions to problem solving in an independent manner, and the
ability of such modular components to effectively recognize themselves and one
another in a way that allows them to make some kinds of decisions regarding
interaction.
Implied in these kinds of challenges would be a
certain openness of design of such systems, as well as a certain basic
plasticity or flexibility of structure that would enable such designs to be
modified and adapted to the widest range of functions and circumstances that are
possible for these systems to achieve their fullest distribution and
coordination. A system therefore cannot be overdetermined or even fully
determined, but must be complexly chaotic in structure and therefore remain only
partially determined and relationally connected to the world in which it is
situated.
The suggestion of a fully connected and distributed
system implied above is that of an informationally based automated
infrastructure that coordinates and produces energy for work of various forms,
and even provides the working robotics that would be the basis of such
production. In other words, I am speaking of a form of systems integration that
combines the different aspects of basic social infrastructure into a single
coordinated system of automation. In this, would could not clearly draw the line
where one form of processing or integration leaves off and another begins.
Communication would be a form of processing, and processing a form of
communication that is extended and elaborated.
Integration is implicit to the concept of
sophisticated automation. The more integrated a system becomes across multiple
alternative functions, the greater can be said to be its degree of automation.
Automation itself though remains a relative measure, short of an absolute
standard. We must even inquire, for instance, how fully autonomous we are
ourselves as human creatures, or if possibly some of our sense of autonomy might
but be an illusion of our own false hubris disguising the fact that we are
perhaps like marionettes to certain complex forces beyond our control or ability
to manipulate. We are not always in as much self-control as we might believe or
want to believe ourselves to be.
However automated a machine-based system might
become, it must be kept in mind that this automation remains essentially
mechanistic and in a real sense blind and "dumb." In other words,
automation of function of operation of such machines is not the same thing as
the simulation or especially the realization of "true intelligence" as
this is at least anthropomorphically defined. I doubt whether machines can ever
become capable of true self-awareness as if an independent living being, no
matter how sophisticated or "intelligent" their design may become.
In a sense, such an emergent supersystem would be a
logical outcome of the development of natural metasystems, and it would
represent a new level of integration of such systems that can be characterized
by its own uniquely emergent properties. These emergent properties would entail
perhaps macro-level social phenomena and reorganization of human systems in a
manner unprecedented in traditional human social organization. It would not be
that humans become puppets of these new automated systems. Rather this becomes
increasingly their function and their work, to service and maintain this
metasystem, as it becomes in a way a symbolic and metabiotic aspect of human
social organization, muct has cells of a multi-cellular organism become
functionally differentiated and contextualized within various tissue matrices of
the organism. Instead of like single cell organisms that we are now like, we
become organized socially and functionally into a multi-cellular kind of body.
The kinds of state systems we have now are in a sense precursors of this, but
they are more like guild-colonies formed by unicellular organisms than they are
like a truly integrated organic metasystem.
I believe this stage will be reached, if it is
reached at all, when truly autonomous and distributed systems are developed on a
global basis, and as a result human social systems become so functionally and
structurally and symbolically interdependent that the traditional or
conventional boundaries separating people will tend to break down and give way
to a complete new system of social organization. I believe it will entail the
gradual development of a "metacultural" orientation as well, one that
is focused around the manipulation of complex information. This metacultural
orientation will not displace traditional cultures all at once, but merely come
to share space and overlay these other orientations to the point that there is a
global streamlining and a disappearance of cleavages and vast differences
between different peoples. Language boundaries may in time come to make little
difference if a common web system exists that can automatically translate inputs
from any known language to reasonably reliable outputs in any other language.
Then people can achieve communication in a virtually instantaneous manner on a
global scale.
The alternative model is a superorganic form of
artificial life, that, though it might be artificial, represents a form of
living system that meets certain minimal criteria of such systems. It will serve
its own purposes and will have its own goals in its state-path trajectory. It
may be the case that human beings come to need such a system, if they are the
completely escape the contradictions of their own predicament on earth, whatever
tyrannical implications it may seem to have. We should not see such a possible
system as a single conscious entity, a kind of Hal from Space Odyssey. It is
something more than this--it would be a billion conscious entities both focused
at one point in place and time, and simultaneously spread out around the entire
globe. We would not fear its over-control, ans there would be no centralized
control function. Control, inherent to its design, would be as distributed as
the information upon which it is based.
I see this relationship as being ultimately totally
symbiotic and mutualistic between human beings and their metamachine. In other
words, the metamachine would serve humans as much as it is served by humans, and
would provide virtually every aspect of human needs and interests that can be
practically defined. At the same time, its own functions would be non-human in
nature, except to the extent that these were defined by humans originally to
serve human interests in some exclusive manner.
I believe that because we can never classify such
systems as truly intelligent, however integrated they may be, we do not
ultimately need to fear losing ultimate control over their function and destiny.
At some point, human beings would retain the ability to switch such a
metamachine on and of at its own will, or at least we might be well advised in
the future to retain this kind of final control. This consideration leads to the
following proposition:
Sense of machine autonomy can never be extended
beyond the bounds of human control factors and human-based design, therefore
autonomous systems can never achieve what can be called as ultimately arbitrary
autonomy. They remain autonomous in two senses therefore, because they are
relative independent of human influence, and because they are fully
"automatic" as a mechanistic system.
The problem of automata and the problem of automation
are not the same, though they are generally confused on an implicit level and
often the two terms are used interchangeably. In a sense, automata refer to the
theory of automatons, or theoretical machines that are capable of producing a
certain kind of modulated output, arbitrarily determined, depending or
independent of the nature of the input into the system. Usually the output is
determined by a set of rules, or a "discrimination" structure that
somehow logically determines the final choices among a range of alternates.
Automation refers to a machine that is capable of
independently performing complex functions, and demonstrating some measure of
self control, without direct manipulation or involvement by a human agent or
human mediation. In general, automation tends to simplify and remove human
involvement from the direct action or consequences of the behavior of the system
or machine. With increasing automation, we expect that human involvement in a
system becomes less and less directive, and possibly minimized to a point of
merely turning such a system on or off or providing basic starting/stopping
operations, etc. Of course, an automated system is not merely a
"remote-controlled system" though in general it entails some degree of
remote control. An engineer on earth piloting a vehicle on Mars surface is
primarily an example of a process of extremely "remote" control.
Systems automation entails that the system becomes increasingly
self-controlling, and the control function of the human input is simplified to
the minimal number of choices necessary to make the system fully operational.
The purpose of automation is not to displace workers
from the labor force, but to free human activity and interest from the drudgery
of performing routine-operational tasks, in order that they may spend their time
doing more meaningful work and cultivating more productive life-styles.
Automation has in general proceeded slowly and
incrementally one small bit and piece at a time--it is usually articulated in
very narrow and tightly delimited contexts. Machines are best at performing one
set of functions, over and over again, at very rapid rates. They are not at
their best when they are multi-function by design. Conventional CPU's are single
processing devices that perform one stream of continuous information processing
in a linear but very rapid manner. Creating multi-or parallel processing
devices, like the connection machine, associated primarily with supercomputing
and the handling of very large informational demands at very high rates of
speed, are a kind of solution to this problem, but perhaps we can consider as
well non-linear processing functions that work in fundamentally different ways
than straight forward parsing of strings of information. Analog and hybrid
computing models have been developed that to some extent address these issues,
but the problem still remains open, especially if we consider it in light of the
challenge of creating human-like intelligence, or machines that can be automated
across a fairly broad range of different tasks.
Of course, the two concepts, automata and automation,
converge when we think of an automated system that is intelligent, like a fully
functioning robot that is self-directive and independent in its behavior. Given
time, we may perhaps achieve such models in a manner that would measure up to
what we would expect of our current stereotypes of them. The general trend of
the future is of course one toward greater convergence, but this convergence is
very broad based and comprehensive in form, and proceeds in a relatively
self-organized and piece-meal way. It will not come overnight, or even in a
year. It will be measured by relative degrees of integrated distribution and
achieved progress compared to measures of the past.
It would be expected to see increasingly intelligent
automation in areas that involve the greatest and most intensive inputs of human
labor, and this is in areas of greater and more reliable complex pattern
recognition, manual manipulation of tools to make fine products of varying
design, and in possibly genuine "auto-mobiles" that are self-guided
and self-steering. Achievement of semi-intelligent automation in any one of
these areas, much less all of them, would represent significant advancements in
the development of humankind.
Cybernetic
Control
The concept of cybernetic systems only arose with the
advent of electronic computing systems and the realization of the homology
between the human nervous system, and its intelligent functioning, and that of
computing systems and their potential for intelligent functioning.
The entire foundation of cognitive science research,
especially of "hard" AI, has been the achievement of automated systems
that are human-like in their intelligence capabilities. The degree to which
systems integration can be achieved by means of digital and electronic
information processing remains as yet unknown and unfulfilled, but it is now
expected to be greater than anyone now might imagine.
Providing feedback, in the context to a Automaton
that is capable of modifying input and adjusting output on a continuous and
dynamic basis, forms the basis for all systems and the degree to which this is
achieved in systems should be taken as a measure of their relative complexity
and sophistication.
What is lacking from a meta-systems standpoint is a
clear-cut objective theory and methodology about cybernetic control systems in
general, and applied systems in particular. I think such a scientific framework
would go a considerable ways toward the development of a viable automated
meta-system that permits the intelligent integration of systems upon multiple
levels. I have not yet approached this problem set specifically, though I have
sought to outline it, and the elaboration of such a problem set or its outline
remains beyond the scope of this present article or this current newsletter,
though it will be dealt with in greater detail in future publications in this
section.
Such control mechanisms that occur in the world take
many forms. As we explore different kinds of systems at many different levels of
systems articulation, we find many interesting examples of feedback mechanisms
that serve purposes of maintaining cybernetic control over systems. In highly
elaborate and differentiated systems, cybernetic control becomes itself
elaborated and specialized between different functions and sub-functions.
Many control mechanisms in the world are not
advertized and are usually background. Such mechanisms tend to serve many
different purposes in a complicated and increasingly diverse world. Some
of the functions relevant to ourselves include:
Universal
Machine Language Protocol
A fundamental, single language for computers, that
accomplished a universal interface and that permitted both evaluative and
performative functions of machine processing, would go a long way to achieving,
I believe, both communication and integration. We have a bewildering variety of
language systems today that are like a tower of babel, or rather really an
electronically multi-lingual system. No single language system seems suitable
for all purposes. We have HTML markup code for internet communication and AI
languages for building complex puzzle solving solutions.
It is important to inquire into the extensive and
intensive limitations of any particular computer programming language to fulfill
the objectives of a fully integrated system. Not only must such a system
accomplish multiple processing and communication functions across different
computer architectures, but it must be capable of interfacing with human
language in the most facile and natural manner possible. The lack of a single
integrated language system has been filled to some extent by major computer
software companies who offer integrated programs at a higher level of code,
hiding the source code of their programs from open access for proprietary
purposes. Thus, certain large companies have come to monopolize this aspect of
computing to an exclusive and wonderfully profitable advantage in the world.
Grid
Structures and Automated Advanced Array Systems
What is intelligence, and what seems possibly
intelligent about an integrated grid or matrix system?
Intelligence can be said to be a form of active
awareness, awareness that sees beyond surface pattern to apprehend the
underlying pattern of order through time and across space. Intelligence also
implies the capacity to achieve appropriate response that meshes with larger
intentional structures. It therefore implies a form of applied rationalism that
includes the assessment and derivation of long-term goals themselves.
A complex grid structure, or matrix or array, can be
said to constitute a field of interrelations that, in a large size and scale, is
incredibly complex. Such a grid system permits the mapping of a number of
variables within a larger distribution that can be considered to be total and
all encompassing as a system. In constructing alternative automated systems, I
have attempted to employ the grid structure as the underlying paradigm of these
systems that is recurrent throughout their design and function. It is therefore
a central question to try to answer as to what is important and significant
about such grid systems that make their use in intelligent machine designs so
appropriate. The answer to this question is not obvious.
Such systems have several attributes that are
significant for the construction of intelligent systems and that relate
direction to operational metasystems. These attributes are:
1. The capacity to systematically organize, compare
and manipulate an almost infinite number of different attributes or very large
sets.
2. The capacity to represent a total language system
and grammar in terms of the total paradigm of strings generatable by the
language.
3. The capacity to construct complex list processing
structures that can be analyzed and parsed in an unlimited number of dimensions.
4. The capacity to represent the total
search-solution space for a paradigm of possibilities represented by a
particular problem set.
5. The capacity to interrelate different grid
structures on the basis of their size, dimensions and cardinal properties
associated with these systems.
In short, I believe arrays or grids have a very
generalizable form (rows to columns) that allow us a relatively facile way of
organizing and manipulating a very broad range of data and very complex and
large data sets. They allow us a means of managing complex information in such a
way as to be assured of representing knowledge and information of all kinds
within a similiarly structured framework. Grids represent what can be considered
to be a systematic means of measuring and representing data across the total
range of their distribution.
On an even deeper level, I believe that such grids
reflect something fundamental about human information processing that is tied to
human language and symbolization. The string structure of human language and the
symbolic frames of reference and substrate of meaning upon which cognition and
language depend permit people to organize their experience in a certain manner,
and this kind of organization of experience is reflected in the structure of
grids.
Grids by themselves can be thought of as nothing but
empty frameworks needing to be filled with useful information. To be meaningful,
data sets must be ordered in some manner, and this sense of order may as often
as not be an arbitrary sense of order we bring to such systems. Further, the
more active and intelligent the individual frameworks can be made, the more
dynamic and interesting the resulting grid table and dynamics will become. Cells
of grid structures are not just slot-and filler to be filled with passive
information--they are made dynamic as sub-functional or variable entities that
interact with other cells and with the system as a whole. A distributed and
interconnected computer network represents an array of very integrated and
"intelligent" components. Each is capable of processing in an
independent manner, but within an array framework each would yield some measure
of this independence of function for a specialized role within the larger
framework. Role specialization of such systems can be made flexible through
modularized assignments of different tasks to different systems.
The value therefore of the grid seems to be the
multilinear organization of data in series of parallel rows (or, alternatively,
columns), and the built in addressing system that permits information anywhere
within the grid to be rapidly located and written to or read. Blocking of
information into cells in a grid matrix allows for a discrete organization of
function and distribution that permits the complex superorganization between
different grid frameworks.
Grid
Structures as Dynamic Inference Engines
Digital-Analog-Quantum
Hybrid Systems
Light
computing offers an unrealized potential for the extension of conventional
digital computing methods utilizing many of the same basic devices. Light
amplifying diodes, holographic media, signal modulation of lasers, optical fiber
computing and photo-electric devices offers the possibility of a wider range of
application of these kinds of technology to computer and information processing
systems than has yet been realized. I would add this this list certain kinds of
sensitive filter systems and spectro-photometric systems that permitted a
continous reading of light signals. Light shares with electricity certain
intrinsic properties as a form of energy that makes its consideration in
computing attractive.
Brains can be considered to be organic computing
systems, pure and simple. Nature arrived at intelligent systems within its
cellular framework in the same manner that it invented the first motors and
engines and informational processing systems. Brains were thus a solution to the
problems of coordination of bodily function or physiological process, mechanical
coordination and senory-motor response to environmental stimuli, and the
organization of behavior into complex patterns of reaction and relation between
different organisms. Biological systems therefore have been based on a wide
variety of what can be considered as alternative systems that had no precedence
in the natural world. They were not "invented" in the manner of human
alternative systems were achieved. Rather they were "evolved" as
adaptive mechanisms that solved basic problems of functional adaptation. That
these brains evolved through many millenia of trial and error and development
goes without remark. There has been a sense of progressive development of brain
function, as many dinosaurs were reputed to have had relatively small sized
brains, thought this stereotype of slow-witted, slow moving monsters has changed
recently.
The evolution of the primate and hominid brain was a
remarkable achievement, but we can find other relatively big brained animals in
nature. Brains are plastic tissue organs just like any other kind of organ in
the body. Inherent variability of genotypical pattern and phenotypical
expression of brains results in selective pressures favoring certain specific
conformations of brain size, structure and function. Big brains evolved on
environmental demand--pointing to the fundamental requirement of solving through
coordination or complex response pattern some difficult problem or challenge to
survival in the larger framework.
Input-Output
Interfaces & Feedback Loops
The consideration of input-output feedback loops
brings to focus the concern with human user interface designs, and this
represents an aspect of autonomous systems that can be said to structurally
constrain such autonomy. In short, we can say that there may be more than one
kind of input, and not all inputs have to be humanly initiated or ordered
ones--computers can be designed to directly monitor environments through a
variety of sensory input systems. Similarly, we can say that the more different
kinds of outputs a computer based system is capable of, and the more derivative
these outputs from the central information processing function of the computer,
the more useful and adaptable such a system would potentially be in the world.
Not all outputs have to be either human-mediated or human-intended kinds of
outputs. They can include outputs to other machine systems or other computer
based systems that are capable of functional response or productive work.
At the same time, the concept of the interface as
being necessarily that between the human and the machine, in which the inteface
is a human mediational device, can be seen as perhaps a product or central
premise of the Turing test for artificial intelligence. There is no need for an
interface design to be restricted to a human-user framework. Increasingly, the
construction of mix and match supercomputer systems demands the use and
development of computer-to-computer interfaces that permits talk between
different processing architectures and data-structures. Similarly, interfaces
can also be considered between sensory systems, on one hand, and motor-control
output systems on the other hand, and these do not have to exist at the same
place and at the same time.
Ideally,
we would desire what can be called a "universal interface" design that
would permit the widest range of input-output mediation possible between
different kinds of systems, including human beings. This would entail that the
interface itself would be an independent intelligent system capable of detecting
and translating between different kinds of signals, and generating a wide
variety of relevant outputs. Behind this would stand a capacity to coordinate
signal relay systems between different components or subsystems, the ability to
intermediate effectively between different levels of different systems.
Communication
& Coordination Systems
Intelligent
Transmission & Linear-Circular Computing Models
Intelligent
transmission involves the possibility of signal transmissions being able to be
processed in transit time in some meaningful manner. Relay switches in
transmission lines would include an intelligent, autonomous function, but this
is a nodal transition network model compared to what can be called an in-line
processing system that might possibly have combinatorial functions independent
of nodal switching points. The capacity to program and process information would
therefore have to be built directly into the transmission line itself, as a part
of the design of the line. This seems like an alternative strategy, if it were
possible, to the concentration of integrative systems into a single unit.
Ideally, a computer system would consist of nothing but a variegated mass of
transmission lines interconnected in some complex manner without necessarily any
junctions occuring between them, or possibly with many junctions embedded within
the line itself.
We can imagine different architectures for such lines
a few of which follow:
1. segmented structure (string of pearls structure)
2. coiled or helix structure (twisted DNA structure)
3. laminar flow structure
4. parallel linear, interconnected structure
(telephone cable structure)
5. branching braided structure (rope structure)
6. needle-point loop structure (stitch & sew
structure)
7. inter-looped structure (anchor chain structure)
8. rung-structure (ladder structure)
9. by-pass structures (railroad switching yard
structure)
10. axon-synaptic structure (neural structures)
11. sphaghetti structure
12. complex hybrid structure of any permutation of
1-11.
Furthermore, borrowing an analogy from protein
folding structures, we may identify possibly different levels or orders of
folding structures in such systems:
1. primary structure
2. secondary structure
3. tertiary structure--"Gordian Knot
structure"
4. quaternary structure
Furthermore, it seems as if these structures can be
further interconnected with one another to form various kinds of network or
chain-mail or fabric structures that again can be folded or convoluted in
various ways. We can imagine structures that are one-way, switching or
reciprocal pulse transmissions or again some combination of these.
Considerations of these alternative patterns suggest an entire plethora of
possible processing structures, but we must inquire whether or not such a
primary structure is feasible and efficacious in the first place. For instance,
can transmission of signals be effectively combined with the transition of such
signals in a linear and sequential manner? Considerations would also include the
cost and ease of manufacture and maintenance of such lines, if they were
possible, as well as their relative efficiency in either the communication or
processing capacities. At what point does the length of the line trade-off with
the necessary breadth requirements associated with expanded processing
capabilities?
If we can imagine a steady stream of binary code
along a transmission line, and an in-line tape reading device that was capable
of matching sequences of a certain order, signaling some transition to occur. A
separate relay line might result in a series of down-line switches to occur that
would channel information in some variable manner.
Sensory-Motor
Feedback Systems
Another
aspect of autonomous integration and distribution of such systems is in terms of
what can be called the sensory-motor, or stimulus response, feedback loop, and
again, this process does not necessarily have to be mediated by means of human
inputs and responses. An entirely automated system would be independent of human
mediation, and therefore would be capable of directly monitoring and collecting
information from the environment by various forms of mechanical sensing devices
or "organs." A device for instance capable of descrambling and
converting sound waves into signal code, allowing for its transmission and
reproduction in some other form, would be an example of such a device. This
device must be capable of meaningfully reading the signals in some patterned way
in order to avoide incorrect interpreation or translation. Light or some
wavelenght sensig would be a most important type of sensory input to be capable
of processing. Sophisticated systems should be capable of monitoring and
defining imagery and complex fields that are variagated and continuously
changing.
On the other end of this kind of loop, some form of
functional feedback or behavioral state modification would be an expected
outcome of certain kinds of input signals that were autonomously gathered from
the environment. Much of this kind of output cycle would be connected to
industrial processes or alternatively to equipment or machines that, for
instance, modified ambient environments or lighting conditions in a building,
etc. The use of extensible, folding armatures and mechanical hands that
demonstrated a degree of "hand-eye" coordination and dexterity
comparable to a pair (or a set) of well trained human hands would offer a very
wide range of potential applications. Autonomy of function would have to be
built increasingly into machine systems themselves, such as with modern motor
vehicles that are capable of monitoring and adjusting their own operating
conditions.
Mosaic
Processing Structures & Communities
Mosaic
Processing structures refer to the specialized division of labor within
integrated systems and between distributed systems, such that no single system
performed only one function exclusively, and all component systems were capable
of potentially peforming the full range or variety of functions as part of the
overall system. Mosaic Processing Structures refers to the variegated and
irregular character of this division or stratification of function within
complex systems, and to the cooperative and interactive nature of such systems
between the various components and subcomponents. We would expect within mosaic
processing structures considerable degree of overlap between different
processing structures in order to prevent reduplication of effort.
Complex
Mediational Processing
Cybernetic
Equilibrium of Distributed Systems
Integrated-Distributed
Systems
Complex &
Dynamic Modular Partitioning
Coordinate
Multi-Processing Systems
Conjunctive-Disjunctive
Multiple Processing Architectures
Distributed
Autonomy & Over-Control
Blanket Copyright, Hugh M. Lewis, © 2005. Use of this text governed by fair use policy--permission to make copies of this text is granted for purposes of research and non-profit instruction only.
Last Updated: 08/25/09