Author: Janos Keinrath
Date: 23:06:18 01/12/04
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On January 12, 2004 at 10:02:07, Robert Hyatt wrote: >On January 12, 2004 at 03:09:10, scott farrell wrote: > >>On January 11, 2004 at 21:18:30, macaroni wrote: >> >>>I have recently been fiddling arround with some passed pawn code, however I just >>>can't seem to get it working very well. Can you give me an idea of what sort of >>>values you give different types (in different stages) of passed pawns? >>>cheers >>>Tor >> >>I think it needs lots of knowledge. >> >>What I did is use several pieceSquareTables, for different types, like blocked, >>isolated, defended, passed, connect passed (probably the most important), >>defended passed, etc >> >>I then tweeked values to solve certain problems. With various psTables, you end >>up with lots of levers to play with. >> >>Scott > >Watch out about "connected passers." > >give white two pawns on d2/e2. Give black two pawns on a2/h2. Both kings >in the center. Which side do you like? :) > >This happens a lot vs GM players, once they see the hole. They will >happily give you those two connected passers. :) > >Connected passers are good when you have pieces... But with no pieces, >look out. [D]8/3kP3/3P4/p6p/8/8/8/4K3 w - - Here is a tricky position for static eval, some program's static evaluation gives very high score for white (connected passed pawns, 6th-7th rank), but white lost.
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