Dynamic delta margin #84
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Low base delta margin, increased by the best possible capture we could make (most valuable piece opponent has) and further increased if we have a pawn on the 7th as we might have a move that both promotes and captures. Original patch by Andrew Grant.
ELO | 8.38 +- 5.73 (95%)
SPRT | 10.0+0.1s Threads=1 Hash=32MB
LLR | 3.00 (-2.94, 2.94) [0.00, 5.00]
Games | N: 7925 W: 2323 L: 2132 D: 3470
http://chess.grantnet.us/viewTest/3745/
ELO | 8.82 +- 5.80 (95%)
SPRT | 60.0+0.6s Threads=1 Hash=128MB
LLR | 2.99 (-2.94, 2.94) [0.00, 5.00]
Games | N: 6975 W: 1858 L: 1681 D: 3436
http://chess.grantnet.us/viewTest/3746/