From: SFisGOD <jonathandumale@gmail.com>
Date: Fri, 4 Sep 2020 09:14:50 +0000 (+0800)
Subject: Use classical eval more often
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=d539da19d2b13d70a81ab863f54046add0bc3b38;hp=d539da19d2b13d70a81ab863f54046add0bc3b38;p=stockfish

Use classical eval more often

If there is a moderate imbalance, use classical eval with small probability (1/16),
as derived from the node counter.

STC:
LLR: 2.94 (-2.94,2.94) {-0.25,1.25}
Total: 32320 W: 3562 L: 3377 D: 25381
Ptnml(0-2): 144, 2609, 10478, 2776, 153
https://tests.stockfishchess.org/tests/view/5f520615ba100690c5cc5f80

LTC:
LLR: 2.95 (-2.94,2.94) {0.25,1.25}
Total: 21032 W: 1116 L: 974 D: 18942
Ptnml(0-2): 20, 837, 8664, 971, 24
https://tests.stockfishchess.org/tests/view/5f522eaaba100690c5cc5f8c

closes https://github.com/official-stockfish/Stockfish/pull/3107

Bench: 4109324
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