From d6fdd4f6d95a2a958a73484fb7505460b12af28e Mon Sep 17 00:00:00 2001 From: Joona Kiiski Date: Sun, 9 Jan 2011 18:38:55 +0200 Subject: [PATCH] Set HistoryMax infinitely high Respin this old idea. Earlier we tried only with < 1000 games and result was inconclusive. After 5845 games Mod vs Orig: 935 - 936 - 3974 ELO (+-3.6) Signed-off-by: Marco Costalba --- src/history.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/history.h b/src/history.h index 3fb74134..ce87b7e1 100644 --- a/src/history.h +++ b/src/history.h @@ -70,8 +70,9 @@ private: /// the effect that parts of the search tree which have been searched /// recently have a bigger importance for move ordering than the moves which /// have been searched a long time ago. +/// Current policy is to set this as high as possible, but avoid overflow. -const int HistoryMax = 50000 * ONE_PLY; +const int HistoryMax = (1 << 28); //// -- 2.39.2