From c99541828fbf9bf529bdb1675bf67debe39ce48e Mon Sep 17 00:00:00 2001 From: Tomasz Sobczyk Date: Fri, 25 Sep 2020 16:06:33 +0200 Subject: [PATCH] Remove the re-search on depth 0. It is correctly handled by search now. --- src/learn/gensfen.cpp | 7 ------- 1 file changed, 7 deletions(-) diff --git a/src/learn/gensfen.cpp b/src/learn/gensfen.cpp index 67d898ba..7e931726 100644 --- a/src/learn/gensfen.cpp +++ b/src/learn/gensfen.cpp @@ -875,13 +875,6 @@ namespace Learner // Save the move score for adjudication. move_hist_scores.push_back(search_value); - // If depth 0, pv is not obtained, so search again at depth 2. - if (search_depth_min <= 0) - { - auto [research_value, research_pv] = search(pos, 2); - search_pv = research_pv; - } - // Discard stuff before write_minply is reached // because it can harm training due to overfitting. // Initial positions would be too common.