Chess engine: Inanis
Author - Pawel Osikowski Rating Chess Engines Diary CEDR=2972
Inanis - UCI chess engine written in Rust, proud successor of Proxima
v.1.5.0:
Changelog
Added aspiration windows
Added support for tuning based on evaluation
Added "k" and "wdl_ratio" parameters to "tuner" command
Added prefetching of transposition table entries
Added packed evaluation
Added pawn structure to fast evaluation
Removed "lock material" parameter from "tuner" command
Removed "Crash Files" UCI option from the release version
Removed Lazy SMP artificial noise
Removed allocator, pawn hashtable has fixed size now
Improved tuner performance and excessive memory usage
Improved tuner output by setting unused parameters to zero
Improved indexing of transposition, pawn and perft tables
Improved rand algorithm (change from xorshift to xorshift*)
Improved engine strength when using multiple threads
Improved evaluation parameters
Improved overall performance
Incorporated piece values in PST
Fixed endless search in fixed-nodes mode
Fixed tuner output filename
Fixed crash when parsing certain FENs
Fixed incorrect workload between threads in tuner
Fixed incorrect evaluation of black pawn chains
Strength: 3000 Elo
Inanis 1.4.0 - results:
| Opponent | Score | +- | Games |
| Caissa 1.20 | 0/14 | -14 | 14 Games |
| CorChess 20240804 | 0.5/12 | -11 | 12 Games |
| Yuliana 5.0 | 0/12 | -12 | 12 Games |
| Stockfish 20240803 Ivec | 0.5/10 | -9 | 10 Games |
| Knightx 4.1 | 6.5/9 | +4 | 9 Games |
| Halogen 12.0.0 | 0.5/9 | -8 | 9 Games |
| Ice4 v5 | 3/8 | -2 | 8 Games |
| PlentyChess 3.0.0 JA | 0/8 | -8 | 8 Games |
| Hedgehog 2.407 | 7/7 | +7 | 7 Games |
| Nectar 0.0.5 | 6/6 | +6 | 6 Games |
| Bagatur 5.1b | 2/6 | -2 | 6 Games |
| Cadie 1.8 | 1.5/6 | -3 | 6 Games |
| Critter 1.6a | 1/6 | -4 | 6 Games |
| Quanticade 0.8 JA | 0.5/6 | -5 | 6 Games |
| Odonata 1.0.0 | 0.5/6 | -5 | 6 Games |
| JigSaw 5.9 | 0/6 | -6 | 6 Games |
| Marauders 3.8 | 0/6 | -6 | 6 Games |
| Steel Fighter III | 0/6 | -6 | 6 Games |
| SF-PRO 05.08.2024 | 0/6 | -6 | 6 Games |
| HypnoS 20240727 | 0/6 | -6 | 6 Games |
| Illumina 1.0 | 4.5/5 | +4 | 5 Games |
github:https://github.com/Tearth/Inanis/releases/
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