https://github.com/normalhuman01/motor_ajedrez

chess motor with glinscott contribution
https://github.com/normalhuman01/motor_ajedrez

Last synced: about 2 months ago
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chess motor with glinscott contribution

• Host: GitHub
• URL: https://github.com/normalhuman01/motor_ajedrez
• Owner: normalhuman01
• License: other
• Created: 2023-12-12T19:45:49.000Z (about 1 year ago)
• Default Branch: main
• Last Pushed: 2023-12-12T19:51:24.000Z (about 1 year ago)
• Last Synced: 2023-12-12T23:38:08.556Z (about 1 year ago)
• Language: JavaScript
• Homepage:
• Size: 306 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README
  • License: LICENSE

Awesome Lists containing this project

README

        
Thanks

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- Stockfish authors

- Crafty authors

Version 1.0

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- Rewrote move generation for a big speed-up

- Pure material evaluation

- Null-move + Razoring + LMR in main search

- Hash table

Version 2.0

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- Mobility evaluation (thanks Fruit) 

- Bishop pair 

- Rep-draw detection 

- Better null-move pruning (thanks Stockfish) 

- Better LMR (and again, thanks Stockfish) 

- Bugfix with using hash move 

- Some speed optimizations

Version 3.0

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- 604.5/1000 or ~70 ELO better than previous version

- Killer moves

- Tuned PSQ tables/mobility

- Better king eval in endgame (won't stay on back row)

- Show '#' for checkmate

- Improved UI (new game, switch black/white, choose time/move)

- Fixed crashes from using invalid hash moves

- Other small bug fixes

- Speed optimizations

Version 4.0

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- 594.5/1000 %:59.45 or 66 Elo better than previous

- SEE added (QSearch pruning, losing captures in main search)

- No nullmove in pawn endgames

- Fixed hashtable bugs (RNG was bad)

- Fixed starting position when playing black

- Added ability to analyze position for browsers that support it

- Added support for pasting FEN positions

Version 5.0

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- Added checks in first ply of q-search (+15)

Version 5.1

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- Bugfix to hashtable storing (no elo change, but big help in endgames)

Version 6.0

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- Bonuses for knight attacking pieces (+20)

- Bonus for bishop pins (+40)

TODO:

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- Only extend checks with SEE > 0?

- Single reply to check should be marked as dangerous.