Dev Builds » 20170917-0752

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 043a469f83b4c81f94ab991029b4cd49fb05452e
Author St├ęphane Nicolet
Date 2017-09-17 07:52:27 UTC
Score unopposed weak pawns only if majors Do not use the opposed flag for scoring backward and isolated pawns in pawns.cpp, instead give a S(5,25) bonus for each opponent unopposed weak pawns when we have a rook or a queen on the board. STC run stopped after 113188 games: LLR: 1.63 (-2.94,2.94) [0.00,5.00] Total: 113188 W: 20804 L: 20251 D: 72133 http://tests.stockfishchess.org/tests/view/59b58e4d0ebc5916ff64b12e LTC: LLR: 2.95 (-2.94,2.94) [0.00,5.00] Total: 66673 W: 8672 L: 8341 D: 49660 http://tests.stockfishchess.org/tests/view/59b902580ebc5916ff64b231 This is Alain Savard's idea, just with a different bonus. Original patch there: green STC, http://tests.stockfishchess.org/tests/view/597dcd2b0ebc5916ff64a09b yellow LTC, http://tests.stockfishchess.org/tests/view/597ea69e0ebc5916ff64a0e6 Bench: 6259498
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