Tag: Killer Move

I added killer moves to MadChess 2.0 Beta. Killer moves are quiet moves (not captures or pawn promotions) that cause a beta cutoff. Two killer moves are saved for each ply. They are searched immediately after captures and pawn promotions. This added 61 Elo to the playing strength of MadChess 2.0 Beta. MadChess 2.0 2065 : 800 (+396,=136,-268), 58.0 % vs. : games ( +, =, -), (%) : Diff, SD, CFS (%) BikJump v2.01 : 100 ( 36, 21, 43), 46.5 : -26, 11, 0.8 Matheus-2.3 : 100 ( 40, 20, 40), 50.0 : -7, 11, 27.3 Monarch 1.7… Continue Reading