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============================== My email: jotes@go2.pl



Chess engine: Mess 0.2.0 (Windows and Linux)


Mess is an open source, UCI-compliant chess engine.
Author" Rak Laptudirm  Rating CEDR=2382

v.0.2.0:
This version introduces a huge number of improvements to mess's evaluation function.
ELO   | 171.09 +- 12.68 (95%)
CONF  | 8.0+0.08s Threads=1 Hash=8MB
GAMES | N: 3056 W: 2000 L: 606 D: 450

What's Changed
Refactor
feat: implement a proper makefile by @raklaptudirm in #25
chore: breakup the large search.go into smaller files by @raklaptudirm in #26
chore: make search handle time manager by @raklaptudirm in #27
refactor: static exchange evaluation code by @raklaptudirm in #28
refactor: PeSTO evaluation and related by @raklaptudirm in #38
ELO Gainers
feat: give penalty to doubled pawns in eval by @raklaptudirm in #29
feat: use transposition table in qsearch by @raklaptudirm in #31
feat: improve aspiration windows by @raklaptudirm in #37
feat: reduce tt-entry size by @raklaptudirm in #39
feat: implement mobility calculations for eval by @raklaptudirm in #40
feat: implement terms for rooks on open files by @raklaptudirm in #41
feat: statically evaluate threats by @raklaptudirm in #42
feat: basic king safety with defenders and attackers by @raklaptudirm in #43
feat: refactor classical evaluation by @raklaptudirm in #44

Individual statistics: Mess 0.1.0 - 81 games (+ 15,=  3,- 63), 20.4 %
Critter 1.6a                  :   4 (+  0,=  0,-  4),  0.0 %
SeeChess 1.2                  :   1 (+  0,=  0,-  1),  0.0 %
StockfishMZ 170522            :   2 (+  0,=  0,-  2),  0.0 %
ChessMatrix 1.0.5             :   1 (+  0,=  0,-  1),  0.0 %
Berserk 10                    :   2 (+  0,=  0,-  2),  0.0 %
Raven 1.30                    :   2 (+  1,=  0,-  1), 50.0 %
Koivisto 9.0                  :   2 (+  0,=  0,-  2),  0.0 %
Polyfish 230202               :   2 (+  0,=  0,-  2),  0.0 %
Charisma Light 2              :   2 (+  0,=  0,-  2),  0.0 %
RukChess 3.0.15 NNUE2         :   2 (+  0,=  0,-  2),  0.0 %
Bagatur 3.7                   :   4 (+  0,=  1,-  3), 12.5 %
Koivisto 9.2 hotfix           :   4 (+  0,=  0,-  4),  0.0 %
CorChess 20230210             :   2 (+  0,=  0,-  2),  0.0 %
Caissa 1.6                    :   2 (+  0,=  0,-  2),  0.0 %
Predator X5                   :   2 (+  0,=  0,-  2),  0.0 %
Stockfish 20230203            :   2 (+  0,=  0,-  2),  0.0 %
Svart 1.0.0                   :   3 (+  3,=  0,-  0), 100.0 %
Alexandria 3.5                :   2 (+  0,=  0,-  2),  0.0 %
Renegade 0.8.1                :   4 (+  3,=  1,-  0), 87.5 %
Velvet 5.1.0                  :   2 (+  0,=  0,-  2),  0.0 %
4ku 2.0                       :   4 (+  0,=  0,-  4),  0.0 %
Jackychess 0.14.3             :   2 (+  0,=  0,-  2),  0.0 %
Abbess 2022B                  :   2 (+  0,=  1,-  1), 25.0 %
Camel 0.3.1 GS                :   4 (+  4,=  0,-  0), 100.0 %
Zagreus 2.1.0                 :   4 (+  4,=  0,-  0), 100.0 %
Lozza 2.5                     :   2 (+  0,=  0,-  2),  0.0 %
RukChess 3.0.15               :   2 (+  0,=  0,-  2),  0.0 %
Berserk 11                    :   2 (+  0,=  0,-  2),  0.0 %
Flounder 0.3.0.0              :   2 (+  0,=  0,-  2),  0.0 %
Booot 6.1                     :   2 (+  0,=  0,-  2),  0.0 %
Clover 3.3.1                  :   2 (+  0,=  0,-  2),  0.0 %
Caissa 1.6.3                  :   2 (+  0,=  0,-  2),  0.0 %
Bagatur 3.7a                  :   2 (+  0,=  0,-  2),  0.0 %
Rebel 16.2                    :   2 (+  0,=  0,-  2),  0.0 %

github:https://github.com/raklaptudirm/mess/releases/tag/v0.2.0

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