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Merge remote-tracking branch 'upstream/3.4' into merge-3.4

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Alexander Alekhin
2019-11-29 17:29:37 +03:00
parent 53b6fb465c 8d74101f07
commit 01a28db949
44 changed files with 2334 additions and 3080 deletions
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modules/ml/src/svm.cpp
+1 -1
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@@ -1451,7 +1451,7 @@ public:
sortSamplesByClasses( _samples, _responses, sidx_all, class_ranges );
//check that while cross-validation there were the samples from all the classes
if( class_ranges[class_count] <= 0 )
if ((int)class_ranges.size() < class_count + 1)
CV_Error( CV_StsBadArg, "While cross-validation one or more of the classes have "
"been fell out of the sample. Try to reduce <Params::k_fold>" );