Mess is an open source, UCI-compliant chess engine.
Author" Rak Laptudirm Rating CEDR=2670
v.0.3.0:
Selfplay Gains
From v0.3.0 onwards, all Mess releases will be after a gain of ~100 LTC elo.
Short Time Control
ELO | 140.99 +- 4.15 (95%)
CONF | 10.0+0.10s Threads=1 Hash=16MB
GAMES | N: 20000 W: 10696 L: 2998 D: 6306
Long Time Control
ELO | 104.89 +- 3.78 (95%)
CONF | 60.0+0.60s Threads=1 Hash=256MB
GAMES | N: 20000 W: 8913 L: 3052 D: 8035
What's Changed
Refactor
feat: new approach to stacked pawns by @raklaptudirm in #46
ELO Gainers
feat: give tempo bonus to side to move by @raklaptudirm in #45
feat: implement better time manager by @raklaptudirm in #47
feat: return beta instead of score from nmp by @raklaptudirm in #48
feat: improve see pruning by @raklaptudirm in #49
feat: implement late move pruning by @raklaptudirm in #50
feat: add insufficient material checks by @raklaptudirm in #51
Individual statistics: Mess 0.2.0 - 116 games (+ 19,= 13,- 84), 22.0 %
Critter 1.6a : 2 (+ 0,= 0,- 2), 0.0 %
MagiC 2 : 1 (+ 0,= 0,- 1), 0.0 %
Cosette 5.1 : 1 (+ 0,= 0,- 1), 0.0 %
Fisherov chess monk 1.2 : 2 (+ 0,= 0,- 2), 0.0 %
Popochin 4.3 : 1 (+ 0,= 0,- 1), 0.0 %
FoxSEE 8.2 : 1 (+ 0,= 0,- 1), 0.0 %
Fornax 4.0 : 1 (+ 0,= 0,- 1), 0.0 %
Valiant Mk V : 1 (+ 0,= 0,- 1), 0.0 %
Akimbo 0.2.0 : 2 (+ 1,= 1,- 0), 75.0 %
SFT-PB : 2 (+ 0,= 0,- 2), 0.0 %
Tenax 0.7.9 : 6 (+ 0,= 0,- 6), 0.0 %
Zangdar 2.15.03 : 6 (+ 3,= 2,- 1), 66.7 %
Polaris 1.5.0 : 6 (+ 2,= 2,- 2), 50.0 %
Svart 4 : 2 (+ 0,= 0,- 2), 0.0 %
Caissa 1.8 : 6 (+ 0,= 0,- 6), 0.0 %
SFT 26.04.2023 : 6 (+ 0,= 0,- 6), 0.0 %
Apotheosis 3.0.0 : 4 (+ 4,= 0,- 0), 100.0 %
Queen 4.05 : 4 (+ 3,= 0,- 1), 75.0 %
Rice 5.0.0 : 6 (+ 0,= 1,- 5), 8.3 %
Polyfish 230426 : 6 (+ 0,= 0,- 6), 0.0 %
Apotheosis 4.0.1 : 2 (+ 0,= 1,- 1), 25.0 %
NIppolit : 2 (+ 0,= 0,- 2), 0.0 %
Fire 4292023 : 2 (+ 0,= 0,- 2), 0.0 %
SugaR AI ICCF SE : 4 (+ 1,= 0,- 3), 25.0 %
Flounder 0.5.0.0 : 6 (+ 0,= 0,- 6), 0.0 %
Roc 2.0.0 : 6 (+ 0,= 0,- 6), 0.0 %
CorChess dev-20230423 : 2 (+ 0,= 0,- 2), 0.0 %
Peacekeeper 1.4 : 2 (+ 0,= 1,- 1), 25.0 %
ChessKISS 1.8d : 4 (+ 3,= 1,- 0), 87.5 %
Svart 4.0.0 : 4 (+ 0,= 1,- 3), 12.5 %
Peacekeeper 1.40 : 4 (+ 1,= 2,- 1), 50.0 %
nIPPOLIT : 4 (+ 1,= 0,- 3), 25.0 %
Stockfish 20230422 Ivec : 2 (+ 0,= 0,- 2), 0.0 %
Stockfish 2030422 : 2 (+ 0,= 0,- 2), 0.0 %
SF-PB 220423 : 2 (+ 0,= 1,- 1), 25.0 %
Corchess 20230422 : 2 (+ 0,= 0,- 2), 0.0 %
github:https://github.com/raklaptudirm/mess/releases/tag/v0.3.0
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