From: Stéphane Nicolet Date: Sun, 29 Jul 2018 23:41:04 +0000 (+0200) Subject: Introduce tropism measure in king danger X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=ba2a2c34bb3098648d6f772a4b26d84d761afe2e;hp=ba2a2c34bb3098648d6f772a4b26d84d761afe2e Introduce tropism measure in king danger This patch adds the tropism measure as a new term in the king danger variable. Since we then trasform this variable as a Score via a quadratic formula, the main effect of the patch is the positive correlation of the tropism measure with some checks and pins information already present in the king danger code. STC: LLR: 2.96 (-2.94,2.94) [0.00,5.00] Total: 6805 W: 1597 L: 1431 D: 3777 http://tests.stockfishchess.org/tests/view/5b5df8d10ebc5902bdb91699 LTC: LLR: 2.96 (-2.94,2.94) [0.00,5.00] Total: 32872 W: 5782 L: 5523 D: 21567 http://tests.stockfishchess.org/tests/view/5b5e08d80ebc5902bdb917ee How to continue from there? • it may be possible to use CloseEnemies=S(7,0) • we may want to try incorporating other strategic features in the quadratic king danger. Closes https://github.com/official-stockfish/Stockfish/pull/1717 Bench: 5591925 ---