Merge pull request #812 from samuel-liyi/master

fsplit value
dmlc · Feb 8, 2016 · 72961d9 · 72961d9
2 parents 5345990 + d3540aa
commit 72961d9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/tree/updater_colmaker.cc b/src/tree/updater_colmaker.cc
@@ -292,7 +292,7 @@ class ColMaker: public TreeUpdater {
           float fsplit;
           if (tid != 0) {
             if (std::abs(stemp[tid - 1][nid].last_fvalue - e.first_fvalue) > rt_2eps) {
-              fsplit = (stemp[tid - 1][nid].last_fvalue - e.first_fvalue) * 0.5f;
+              fsplit = (stemp[tid - 1][nid].last_fvalue + e.first_fvalue) * 0.5f;
             } else {
               continue;
             }