Author: Omid David
Date: 14:36:11 07/05/02
Go up one level in this thread
On July 05, 2002 at 11:37:30, Uri Blass wrote: >On July 05, 2002 at 11:02:43, Sune Fischer wrote: > >>On July 05, 2002 at 10:54:06, Dann Corbit wrote: >> >>>On July 05, 2002 at 10:51:59, Sune Fischer wrote: >>> >>>>On July 05, 2002 at 06:59:51, Uri Blass wrote: >>>> >>>>>On July 05, 2002 at 05:59:30, stuart taylor wrote: >>>>> >>>>>>On July 04, 2002 at 21:47:11, Omid David wrote: >>>>>> >>>>>>>Computers are like a blind person, they can do very well in the radius of their >>>>>>>stick, but can't see farther. >>>>>> >>>>>>Isn't that radius almost complete now? How much is left? >>>>>>S.Taylor >>>>> >>>>>A lot is left. >>>>>The radius of their stick is clearly less than a half of >>>>>the radius that is needed. >>>> >>>>Define "needed". >>>>Kicking GM butts is not enough? :) >>> >>>Until the radius is clear to the end of the game tree, there will always be room >>>for improvement. If not against humans, then against other programs. >> >>Yes, but since Uri said "half" I assumed he didn't mean distance to solve the >>game, in that case we need more than 30 times the depth. The longest known mate >>is 260 something IIRC, and that is a simple 6 man position. >> >>-S. > >I said less than a half. >I did not say half. > >I thought about solving the game but I do not know how much is needed to >practically solve the game. > >It is possible that some program can solve practically the game by searching to >depth of 50 plies. > >I do not know how much is needed but I believe that we do not need to search to >the end of the game and the number of plies that is needed is a function of the >quality of the evaluation. > > >I believe that it is easier to solve chess than to prove that the game is >solved. > >I believe that it is possible that we will see in 50 years that all the >comp-comp games between top programs are drawn without proving that chess is a >draw. > >Uri If as you pointed out the programs reach the depth of 50 plies, I believe most of the games will end in a draw. But I don't see alpha-beta based programs reach even the depth of 20 plies in next 50 years!!! No matter how fast the hardware will be, it won't match the exponential explosion of alpha-beta trees.
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