Dev Builds » 20180307-2134

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. 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 65c3bb8586eba11277f8297ef0f55c121772d82c
Author Jerry Donald Watson
Date 2018-03-07 21:34:49 UTC
Use evaluation trend to adjust futility margin Adjust futility margin in the child node based on whether the static evaluation is improving. STC: LLR: 2.96 (-2.94,2.94) [0.00,5.00] Total: 15271 W: 3157 L: 2958 D: 9156 http://tests.stockfishchess.org/tests/view/5a9f2f8c0ebc590297cb6216 LTC: LLR: 2.97 (-2.94,2.94) [0.00,5.00] Total: 6617 W: 1053 L: 908 D: 4656 http://tests.stockfishchess.org/tests/view/5a9f98390ebc590297cb6241 Ideas for future work: - Tune the new margins. - Try to get this idea to work for futility pruning in parent nodes as well. Bench: 5779242
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