Author: Bas Hamstra
Date: 16:24:37 03/27/02
Go up one level in this thread
On March 26, 2002 at 08:42:50, Uri Blass wrote: >On March 26, 2002 at 08:37:28, Uri Blass wrote: > >>On March 25, 2002 at 19:49:40, Tom Kerrigan wrote: >> >>>On March 25, 2002 at 12:50:57, Uri Blass wrote: >>> >>>>Gerbil is clearly more complicated than tscp and gerbil >>>>is also clearly better than tscp. >>>>Gerbil is using hash tables and ponder when tscp does not. >>> >>>Searching faster/deeper via hash tables and pondering does not necessarily make >>>it better. Last I checked, Gerbil relied entirely on piece/square tables. It >>>wouldn't surprise me if TSCP does enough evaluation to beat piece/square table >>>programs (unless it's getting ridiculously outsearched). >>> >>>-Tom >> >>Piece square table with better search rules and hash tables >>and pondering is enough to beat tscp. >> >>The truth is that I have a piece square table program that >>is better than tscp without hash tables, pondering or null move >> >>It is using futility pruning and better time management and >>better order of moves than tscp and few extensions that >>tscp does not use but I have no doubt that >>the search rules can be improved significantly and not only >>by null move pruning and more pruning rules but by better extensions). >> >> >>My latest program has some more knowledge in the evaluation >>but based on tests that I did it is probably >>only slightly better than the piece square table version. >> >>I believe that tscp at depth x is weaker then modified tscp >>at depth x+2 when the modified version has only >>piece square table evaluation and x is not important. >> >>Maybe someone can test both versions against different programs >>in order to find out. >> >>Uri > >I can add that claiming that gerbil is clearly better than tscp was based on >results of the tournament of Leo >see the history pages of >http://home.hccnet.nl/leo.dijksman/index.html > >Gerbil scored 21.5/28 when tscp scored only 13/28 > >Uri Don't forget blitz/rapid is different from real games. You say X is not important, but it is...
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