jhonnold / berserk

UCI Chess Engine written in C
GNU General Public License v3.0
198 stars 30 forks source link

Don't NMP when the opponent has an easy capture #549

Closed jhonnold closed 4 months ago

jhonnold commented 4 months ago

Bench: 2631386

This is probably not a gainer at LTC, but also certainly not a loser. Merging as it is an improvement at STC + Fixed Nodes which is good for testing and datagen.

Elo | 4.13 +- 3.01 (95%) SPRT | 10.0+0.10s Threads=1 Hash=8MB LLR | 2.78 (-2.25, 2.89) [0.00, 2.00] Games | N: 23830 W: 5701 L: 5418 D: 12711 Penta | [54, 2742, 6078, 2949, 92] http://chess.grantnet.us/test/35690/

Elo | 0.55 +- 1.50 (95%) SPRT | 60.0+0.60s Threads=1 Hash=64MB LLR | -0.24 (-2.25, 2.89) [0.00, 2.50] Games | N: 91674 W: 20385 L: 20241 D: 51048 Penta | [79, 10385, 24775, 10509, 89] http://chess.grantnet.us/test/35691/