Jet - UCI chess engine
Author: Rafid Ahsan Rating Chess Engines Diary CEDR=3070
v.1.2:
~150 elo better than 1.1
New NN
What's Changed
Use u128 for multiplication for TT hash instead of u64 by @rafid-dev in #4
Add history heuristic by @rafid-dev in #5
Reduce more on non PV nodes by @rafid-dev in #6
Improving in LMR, Introduce log formula for depth reduction. by @rafid-dev in #7
Add aspiration window by @rafid-dev in #8
Increase movecount condition based on PV node in LMR by @rafid-dev in #9
Improving in RFP and use TT eval by @rafid-dev in #10
History malus by @rafid-dev in #11
Late move pruning by @rafid-dev in #12
SEE + MVVLVA move ordering by @rafid-dev in #13
Decrease reduction in LMR for good noisy moves by @rafid-dev in #14
Fix Singular extensions window by @rafid-dev in #15
Adjust SEE threshold in Qsearch for ordering by @rafid-dev in #16
Introduce a 16 bucket net with a smaller hidden layer by @rafid-dev in #18
Introducing hexadecane_512_v1 net by @rafid-dev in #19
Update net to hexadecane_512_v2 by @rafid-dev in #20
Repetition fix by @rafid-dev in #21
Jet 1.1 - results:
| Dumb 2.0 | 6/8 | +4 | 8 Games |
| Bagatur 3.7e | 3.5/8 | -1 | 8 Games |
| Ice4 v4 | 3/8 | -2 | 8 Games |
| Anduril | 5/7 | +3 | 7 Games |
| 4ku 4.0 | 4/7 | +1 | 7 Games |
| Thrawn 1.1 | 6/6 | +6 | 6 Games |
| Protej 20231226b | 2.5/6 | -1 | 6 Games |
| Stockfish 16 | 0.5/6 | -5 | 6 Games |
| DanaSah 9.1 | 1/5 | -3 | 5 Games |
| RukChess 3.0.18 | 0/5 | -5 | 5 Games |
| Sloth 1.5 | 4/4 | +4 | 4 Games |
| Sloth 1.6 | 4/4 | +4 | 4 Games |
| Tcheran 1.1 | 4/4 | +4 | 4 Games |
| ChessMaster 2023 | 4/4 | +4 | 4 Games |
| Knightx 3.9 | 2.5/4 | +1 | 4 Games |
| Cheng 4.42 | 2/4 | +0 | 4 Games |
| Peacekeeper 2.20 | 1/4 | -2 | 4 Games |
| Altair 6.0.0 | 1/4 | -2 | 4 Games |
| Reckless 0.4.0 | 1/4 | -2 | 4 Games |
| Texel 1.10 | 0.5/4 | -3 | 4 Games |
| YuliGM PrO 15 | 0.5/4 | -3 | 4 Games |
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