]> git.sesse.net Git - stockfish/commit
Introduce bonus for queen infiltration
authorFauziAkram <fauzi.dabat@hotmail.com>
Mon, 22 Jun 2020 09:52:31 +0000 (12:52 +0300)
committerStéphane Nicolet <cassio@free.fr>
Mon, 22 Jun 2020 10:47:14 +0000 (12:47 +0200)
commite9966d9a8ec371477f49bfa0eb69fa756e078fda
tree2635216ef1a67683308788e6930abe37e5e13089
parent8a3f155b1cc1175b33ddc97d0572b5557269b0fa
Introduce bonus for queen infiltration

Idea is that queen feels much better when it can't be kicked away now
or later by pawn moves, especially in endgame. Special thanks to
Linmiao Xu for the original idea of this patch.

passed STC:
LLR: 2.94 (-2.94,2.94) {-0.50,1.50}
Total: 84008 W: 16271 L: 15958 D: 51779
Ptnml(0-2): 1476, 9688, 19420, 9887, 1533
https://tests.stockfishchess.org/tests/view/5eee7ca0447c5b640047a439

passed LTC:
LLR: 2.95 (-2.94,2.94) {0.25,1.75}
Total: 11720 W: 1522 L: 1328 D: 8870
Ptnml(0-2): 52, 1021, 3574, 1107, 106
https://tests.stockfishchess.org/tests/view/5eefc588122d6514328d75f9

closes https://github.com/official-stockfish/Stockfish/pull/2759

Bench: 4471740
src/evaluate.cpp