Dev Builds » 20171103-1251

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 486c8175c4f48381b137e3d914d38d9bb8c39ba2
Author Joost VandeVondele
Date 2017-11-03 12:51:53 UTC
Replace easyMove with simple scheme Reduces time for a stable bestMove, giving some of the won time for the next move. the version before the pvDraw passed both STC and LTC passed STC: http://tests.stockfishchess.org/tests/view/59e98d5a0ebc590ccbb896ec LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 78561 W: 13945 L: 13921 D: 50695 elo = 0.106 +- 1.445 LOS: 55.716% passed LTC: http://tests.stockfishchess.org/tests/view/59eb9df90ebc590ccbb897ae LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 29056 W: 3640 L: 3530 D: 21886 elo = 1.315 +- 1.982 LOS: 90.314% This version, rebased on pvDrawPR with the obvious change, was verified again on STC: http://tests.stockfishchess.org/tests/view/59ee104e0ebc590ccbb89899 LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 19890 W: 3648 L: 3525 D: 12717 elo = 2.149 +- 2.895 LOS: 92.692% and LTC: http://tests.stockfishchess.org/tests/view/59f9673a0ebc590ccbb89ea0 Total : 17966 Win : 2273 ( 12.652%) Loss : 2149 ( 11.961%) Draw : 13544 ( 75.387%) Score : 50.345% Sensitivity : 0.014% 2*(W-L)/(W+L) : 5.608% LLR [-3.0, 1.0] : 2.95 BayesElo range : [ -1.161, 4.876, 10.830] (DrawElo: 341.132) LogisticElo range : [ -0.501, 2.105, 4.677] LOS : 94.369 % LTC again: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 17966 W: 2273 L: 2149 D: 13544 LogisticElo range : [ -0.501, 2.105, 4.677] LOS : 94.369 % unchanged bench: 5234652
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