Author: Renze Steenhuisen
Date: 08:12:34 03/16/04
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On March 16, 2004 at 09:51:00, Pat King wrote: >On March 16, 2004 at 04:41:40, Renze Steenhuisen wrote: > >> >>Hi all! >> >>I did some measurements on my move-ordering, and it seems that the positive >>effect of the History Heuristic wears of with increasing search depth? Is this >>observed by others as well or am I doing something awfully wrong here... >> >> >>History Heuristic: >> >> int table[64][64]; >> >> every time the 'best move' was found (either fail-high or all moves >> searched) > >"All moves searched" = fail low = move ordering doesn't matter here. I think you >ought only store fail-highs in the history table. It will lose its effectiveness >more slowly that way. Have you had any success with this way of applying the HH or is it just a suggestion? It doesn't seem to work here, or I am not counting my move right! Cheers!
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