Author: J.Dufek
Date: 10:42:20 12/09/05
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On December 09, 2005 at 12:57:47, William Penn wrote: >On December 09, 2005 at 12:09:35, Ed Murak wrote: > >>On December 09, 2005 at 11:50:42, William Penn wrote: >> >>>Rybka's analysis is fairly short to begin with, compared to most other engines. >> >>This is Rybka *B*E*T*A*. >> >>Also, it is primarily a "playing" engine, not an analysis one. There is a big >>difference. >> >>>23.01 634:58 +1.24 32.h4 Qf8 33.hxg5 (2.860.235.585) 76 >> >>You do not give the position so I can't comment too much on this truncation. >>There is probably a good reason for it. But for most chess positions, the long >>PV analysis sequence given is worthless after the first few ply anyway. >> >>Reflect on- >> >>"I think one move ahead - but it is always the best move!" >>- possibly Charles Jaffe, as reported by Horowitz in All About Chess and maybe >>the same thing but a bit differently in How To Think Ahead In Chess. >> >>"How many moves ahead do you calculate variations?" >>"Only one. But this move has to be good" >>- Richard Reti, as reported by Shashin in Attacking the Queenside. >> >>One ahead is all that is ever needed. > >Hi Ed, >I, and many others, are interested in longer analysis. We don't play chess at >the fast time controls. Many of us are correspondence players who analyze each >position overnight or longer. We seek the truth in chess positions, the best >move, regardless of how long it takes! We don't depend on computers to make the >best move. They are only a tool, an assistant. The final judgement is ours - a >human judgement. To make the best judgement, we need the best and longest >analysis possible. Some engines are better at this than others. Obviously Rybka >is not very useful for long analysis - at this point. It would be wonderful if >this improvement could be made in the full release version, or a later patch, >but I haven't heard anything yet in that regard. >WP Similiar results are from Rebel & ProDeo. Maybe Ed Schroeder can give more explanation about it.
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