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Tweak bishop pair and knight weight

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A combo of two patches that failed SPRT with score
higher than 50% but togheter they succeed:

SPRT at 60+0.05
LLR: 2.95 (-2.94,2.94) [0.00,6.00]
Total: 7312 W: 1276 L: 1139 D: 4897

bench: 8029334
This commit is contained in:
Marco Costalba
2013-10-28 19:31:10 +01:00
parent d454cd4216
commit 3cc47edf62
1 changed files with 1 additions and 1 deletions
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2
src/material.cpp
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@@ -39,7 +39,7 @@ namespace {
const Value RedundantRook = Value(554);
// pair pawn knight bishop rook queen
const int LinearCoefficients[6] = { 1617, -162, -1172, -190, 105, 26 };
const int LinearCoefficients[6] = { 1817, -162, -1122, -190, 105, 26 };
const int QuadraticCoefficientsSameColor[][PIECE_TYPE_NB] = {
// pair pawn knight bishop rook queen