fix dev by 0 in KL-Divergence

11 years ago · f85aa929f1
parent 05b9c991dd
commit f85aa929f1
1 changed files with 1 additions and 1 deletions
--- a/modules/flann/include/opencv2/flann/dist.h
+++ b/modules/flann/include/opencv2/flann/dist.h
@ -741,7 +741,7 @@ struct KL_Divergence
        Iterator1 last = a + size;

        while (a < last) {
-            if (* a != 0) {
+            if (* b != 0) {
                ResultType ratio = (ResultType)(*a / *b);
                if (ratio>0) {
                    result += *a * log(ratio);