Author: Andreas Guettinger
Date: 11:41:02 12/08/02
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On December 08, 2002 at 12:49:07, Russell Reagan wrote: >Last night I wondered how important a transposition table is in a chess program. >I played a small match with CM6000 (only thing I have here, I'm out of town). I >created one personality that uses a transposition table, and one that doesn't, >both with ponder off, and all other settings the same. The personality that uses >the transposition table won 7.5-2.5, scoring +5 -0 =5. > >So it looks like, all other things being equal, the transposition table is a >significant advantage. I'd like to run some more tests when I get back hom where >the engines are not equal. For example, play Crafty or Yace w/ transposition >table vs. Fritz w/ no transposition table, and see how much it affects things. > >How much do you think this would affect the outcome of a match? Would a top >engine like Fritz still be better than an engine like Crafty or Yace even >without a transposition table? > >Russell How much does the transposition table the average search depth. How many ply deeper do you get with TT? reagrds Andreas (...preparing to implement TT)
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