Dev Builds » 20200317-1834

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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.


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 ID ff271093139de92ebf4f4f8b8c67474e07d6a8bf
Author Vizvezdenec
Date 2020-03-17 18:34:47 UTC
Adjust singular LMR for positions seen in PV This patch continues work on altering search for ttPv nodes, using recent idea to alter it more in not PvNodes. Previous tweak based on this idea adjusted singularBeta - this one adjusts value of singularLMR, so they are both related to singular extension search. passed STC LLR: 2.95 (-2.94,2.94) {-0.50,1.50} Total: 140608 W: 27053 L: 26659 D: 86896 Ptnml(0-2): 2425, 16337, 32439, 16625, 2478 passed LTC LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 79318 W: 10463 L: 10064 D: 58791 Ptnml(0-2): 567, 7416, 23359, 7685, 632 closes Bench: 4952322
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