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Discussion: Comments on Expert Systems and Their Use
Pages 142-146

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From page 142...
... ~ ~ Also, most expert systems one Anode po =t of this diagram is teat, In one current era, expert systems are an attempt to explore what can be achieved without very much search and reasoning, but with a modest amount of immediately available knowledge. If you accept the characterization of expert systems in the figure, then even without all the research that Bruce was talking about, there exists an interesting class of programs, even though it is very limited ~ capability.
From page 143...
... Tom Mitchell talked much more specifically than did Bruce about the fact that the space station is a physical system -- that if you want to use expert systems and AI systems, they had better interact directly with physical devices. ~ agree absolutely that this is a major issue and a very important one for MESA to research.
From page 144...
... principal reason for using real physical devices and not simulating everything is that your system runs faster if you do not simulate it. But that does not imply that, if one device breaks, you cannot bring to bear an overwhelming amount of computational capacity to try to compensate for it.
From page 145...
... ' As a result, the expert systems field is not focused on solving the problem that I think NEST has to get solved, which is that it cannot use expert systems in space unless we understand how to build robust expert systems. A research program in robust expert systems could be fielded by NASA, and I would certainly recommend it.
From page 146...
... It would be a great r~cPar~h project. It is mar contribution to this symposia of a realty basic research goal that has an exceedingly small dance of succeeding, but an incense payoff if it does.


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