Author: Bob Durrett
Date: 19:52:14 11/01/02
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On October 31, 2002 at 20:01:10, Robert Hyatt wrote: >On October 31, 2002 at 17:00:19, Bob Durrett wrote: > >> >>Solving the general problem of emulating the chess play of "humanity" might be a >>prohibitively difficult task. >> > >This has been the "holy grail" of AI since its early days. But the problem is, >in 25 words or less "we have no idea how a person does what he does when playing >chess (or anything else for that matter), which makes it _impossible_ to emulate >what we don't understand." Well, Bob H., emulating the chess play of a human is not exactly what the AI people want to do, is it. They wish to make a carbon copy of a human in all it's gory details. Many orders of magnitude different, I would say. Bob D. > > > > > >>Perhaps a lesser accomplishment would be "good enough." For example, one could >>select a dozen or more specific humans and then emulate them individually. If >>the group of humans selected for emulation were chosen wisely, maybe they would >>represent [or "cover"] the entire population reasonably well. The larger the >>group, the better they could represent the entire population of human >>chessplayers. >> >>Suppose someone with a 2800 rating were selected and called opponent #1. >>Then someone with a 2700 rating might be selected and called opponent #2. >>This could be continued until the rating was so low that there would be no need >>for more. >> >>#1 = 2800, #2 = 2700, #3 = 2600, #4 = 2500, etc. >> >>The next step might be to expand the list by having several individuals at each >>level but with different playing styles. >> >>There should be quite a few distinct emulated humans at the amateur levels, >>since that's where most of the people using the program would be. >> >>The intent maybe should be to emulate these people primarily in the middlegame >>and maybe endgame. The opening repertoires of the individuals might also be >>copied but that might not be such a good idea unless the repertoires were large. >> A typical amateur might not have a complete opening repertoire at all. In this >>case, one might be provided for him. >> >>To select a specific individual to be emulated, it would be necessary to have a >>fairly large collection of his/her games played at the desired performance >>level. Such a collection might be hard to find for amateurs. >> >>How could the chess play of a specific individual be emulated without such a >>collection of games? Maybe general well-known traits of chessplayers at the >>level being considered could be used to synthesize an emulation in that case. >> >>The emulations could then be used in a chess-playing program designed to serve >>as a training tool. People would train against the emulated individuals at >>their level in preparation for future contests with humans. >> >>Clearly, this would be inferior to a full-scale emulation of all of the >>chessplayers in the World. For example, if the number of individuals emulated >>were too small, one might "learn" the individual traits of the specific >>individual emulated. After that, playing against that specific emulated >>individual might become boring. >> >>Care would be required to assure that the games would have some variability. >>This could be done in the opening, especially. Maybe a random number generator >>would be used to randomly select the openings. This is surely done by most or >>all programs using an opening book anyway. >> >>Bob D.
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