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Another set of tuned values after one million games

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Another set of tuned values, obtained by a long session of one million games.

STC:
LLR: 2.95 (-2.94,2.94) [0.00,4.00]
Total: 15810 W: 3687 L: 3458 D: 8665
http://tests.stockfishchess.org/tests/view/5b2d32f60ebc5902b2e55d9e

LTC:
LLR: 2.95 (-2.94,2.94) [0.00,4.00]
Total: 102118 W: 18146 L: 17651 D: 66321
http://tests.stockfishchess.org/tests/view/5b2d372c0ebc5902b2e55e0a

Closes https://github.com/official-stockfish/Stockfish/pull/1658

Bench: 4557946
This commit is contained in:
candirufish
2018-06-23 08:57:05 +02:00
committed by Stéphane Nicolet
parent 34321fcc2d
commit efd4ca27c4
2 changed files with 27 additions and 26 deletions
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24
src/pawns.cpp
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@@ -32,9 +32,9 @@ namespace {
#define S(mg, eg) make_score(mg, eg)
// Pawn penalties
constexpr Score Isolated = S( 6, 16);
constexpr Score Backward = S(15, 21);
constexpr Score Doubled = S( 8, 44);
constexpr Score Isolated = S( 4, 20);
constexpr Score Backward = S(21, 22);
constexpr Score Doubled = S(12, 54);
// Connected pawn bonus by opposed, phalanx, #support and rank
Score Connected[2][2][3][RANK_NB];
@@ -42,25 +42,25 @@ namespace {
// Strength of pawn shelter for our king by [distance from edge][rank].
// RANK_1 = 0 is used for files where we have no pawn, or pawn is behind our king.
constexpr Value ShelterStrength[int(FILE_NB) / 2][RANK_NB] = {
{ V( 28), V(79), V( 75), V( 46), V( 14), V( 31), V(-14) },
{ V(-48), V(50), V( 29), V(-21), V(-41), V(-23), V(-45) },
{ V(-25), V(50), V( 17), V(-33), V( -5), V( 9), V(-35) },
{ V(-29), V(57), V(-25), V(-48), V( -4), V(-46), V(-64) }
{ V( 16), V(82), V( 83), V( 47), V( 19), V( 44), V( 4) },
{ V(-51), V(56), V( 33), V(-58), V(-57), V(-50), V(-39) },
{ V(-20), V(71), V( 16), V(-10), V( 13), V( 19), V(-30) },
{ V(-29), V(12), V(-21), V(-40), V(-15), V(-77), V(-91) }
};
// Danger of enemy pawns moving toward our king by [distance from edge][rank].
// RANK_1 = 0 is used for files where the enemy has no pawn, or their pawn
// is behind our king.
constexpr Value UnblockedStorm[int(FILE_NB) / 2][RANK_NB] = {
{ V( 34), V( 58), V(113), V( 61), V(37), V( 24), V( 21) },
{ V( 23), V( 46), V( 93), V( 10), V( 2), V(-20), V( 6) },
{ V( -6), V( 22), V(106), V( 28), V( 6), V(-33), V( -1) },
{ V(-17), V( 33), V( 71), V( 14), V(-9), V(-21), V(-16) }
{ V(54), V( 48), V( 99), V(91), V(42), V( 32), V( 31) },
{ V(34), V( 27), V(105), V(38), V(32), V(-19), V( 3) },
{ V(-4), V( 28), V( 87), V(18), V(-3), V(-14), V(-11) },
{ V(-5), V( 22), V( 75), V(14), V( 2), V( -5), V(-19) }
};
// Danger of blocked enemy pawns storming our king, by rank
constexpr Value BlockedStorm[RANK_NB] =
{ V(0), V(0), V( 58), V(-13), V(-22), V(-3), V(-5) };
{ V(0), V(0), V( 81), V(-9), V(-5), V(-1), V(26) };
#undef S
#undef V