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BadFish/src
Stefan Geschwentner 76d4a80084 Tune null move pruning
Use a lower stat score threshold of 22500.

Failed yellow at STC after many games (~0.92 Elo):
LLR: -2.96 (-2.94,2.94) [0.00,4.00]
Total: 73978 W: 14947 L: 14834 D: 44197
http://tests.stockfishchess.org/tests/view/5af2deec0ebc5968e6523f80

But scales good and passed LTC:
LLR: 2.96 (-2.94,2.94) [0.00,4.00]
Total: 23147 W: 3453 L: 3237 D: 16457
http://tests.stockfishchess.org/tests/view/5af3cf820ebc5968e6524022

Closes https://github.com/official-stockfish/Stockfish/pull/1591

Bench: 4777674
2018-05-10 12:28:18 +02:00
..
syzygy Tablebases root ranking 2018-04-18 18:46:24 +02:00
benchmark.cpp New Year 2018 2018-01-01 13:18:10 +01:00
bitbase.cpp Mark all compile-time constants as constexpr. 2018-03-18 23:48:16 +01:00
bitboard.cpp Some small changes 2018-04-01 02:32:55 +02:00
bitboard.h Correct a bug introduced by Stéphane in the previous patch. 2018-05-02 13:38:00 +02:00
endgame.cpp Simplify KBPKB endgame with opposite bishops 2018-04-01 02:19:42 +02:00
endgame.h New Year 2018 2018-01-01 13:18:10 +01:00
evaluate.cpp Tuned some pawns and evaluation constants 2018-05-09 09:22:11 +02:00
evaluate.h Use per-thread dynamic contempt 2018-03-30 10:48:57 +02:00
main.cpp Further documentation and coding style on TB code 2018-04-12 09:37:18 +02:00
Makefile Fix 'make strip' for mingw. 2018-04-29 06:53:51 +02:00
material.cpp Always scale using pawn contribution 2018-04-29 07:26:25 +02:00
material.h New Year 2018 2018-01-01 13:18:10 +01:00
misc.cpp Fix an MSVC 2017 error and warnings. 2018-03-16 22:37:03 +01:00
misc.h Switch time management to 64 bits 2018-03-27 16:25:41 +02:00
movegen.cpp Fix a few minor code style inconsistencies 2018-03-21 01:35:05 +01:00
movegen.h New Year 2018 2018-01-01 13:18:10 +01:00
movepick.cpp Remove template W param 2018-04-23 08:46:32 +02:00
movepick.h Drop the lever condition for backwards 2018-05-08 11:14:43 +02:00
pawns.cpp Tuned some pawns and evaluation constants 2018-05-09 09:22:11 +02:00
pawns.h Simplify the ShelterStrength[] array 2018-04-23 09:49:05 +02:00
position.cpp Tablebases root ranking 2018-04-18 18:46:24 +02:00
position.h Tablebases root ranking 2018-04-18 18:46:24 +02:00
psqt.cpp Mark all compile-time constants as constexpr. 2018-03-18 23:48:16 +01:00
search.cpp Tune null move pruning 2018-05-10 12:28:18 +02:00
search.h Tablebases root ranking 2018-04-18 18:46:24 +02:00
thread.cpp Update various comments 2018-04-29 06:48:18 +02:00
thread.h Tablebases root ranking 2018-04-18 18:46:24 +02:00
thread_win32.h New Year 2018 2018-01-01 13:18:10 +01:00
timeman.cpp Switch time management to 64 bits 2018-03-27 16:25:41 +02:00
timeman.h Document Elo impact of various parts of search 2018-04-01 03:21:45 +02:00
tt.cpp New Year 2018 2018-01-01 13:18:10 +01:00
tt.h Mark all compile-time constants as constexpr. 2018-03-18 23:48:16 +01:00
types.h Always scale using pawn contribution 2018-04-29 07:26:25 +02:00
uci.cpp Fix a few minor code style inconsistencies 2018-03-21 01:35:05 +01:00
uci.h Allow UCI parameters to be double 2018-04-23 08:08:27 +02:00
ucioption.cpp Allow UCI parameters to be double 2018-04-23 08:08:27 +02:00