Dev Builds » 20140503-0947

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NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN

Commit

Commit ID 9e8bf82350002b826e40581100dbbcd1d65c796e
Author Marco Costalba
Date 2014-05-03 09:47:49 UTC
Add stealmate detection to evaluation Currently a stealmate position is misevaluated in a negative/positive score, this leads qsearch(), that does not detects stealmates too, to return the wrong score and this yields to some kind of endgames to be completely misevaluated. With this patch is fully fixed follwing position 7k/6p1/6B1/5K1P/8/8/8/8 w - - 0 1 Also in SMP case. Correct root cause analysys by Ronald de Man. bench: 8678654
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