Dev Builds » 20180503-2000

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 d4cb80b2106efb58db87495090a3898d902075d6
Author Stéphane Nicolet
Date 2018-05-03 20:00:07 UTC
Tweak the connected[] array value for pawns on rank 5 A recent tuning session by Jerry Donald Watson suggested that the value for the pawns on the fifth rank in the connected[] array were a little bit too high in master. We lower here this value from 75 to 65. STC: LLR: 2.95 (-2.94,2.94) [0.00,4.00] Total: 27399 W: 5646 L: 5384 D: 16369 http://tests.stockfishchess.org/tests/view/5aea17c50ebc5902a1bed396 LTC: LLR: 3.66 (-2.94,2.94) [0.00,4.00] Total: 95590 W: 14529 L: 14062 D: 66999 http://tests.stockfishchess.org/tests/view/5aea34a40ebc5902a104ebe5 Closes https://github.com/official-stockfish/Stockfish/pull/1580 Bench: 5186783
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