fixed default constructor for LogisticRegression class declaration

diff --git a/modules/ml/include/opencv2/ml.hpp b/modules/ml/include/opencv2/ml.hpp
index 32b2eaa..7f442b9 100644 (file)
--- a/modules/ml/include/opencv2/ml.hpp
+++ b/modules/ml/include/opencv2/ml.hpp
@@ -590,7 +590,7 @@ struct CV_EXPORTS LogisticRegressionParams
 class CV_EXPORTS LogisticRegression
 {
 public:
-    LogisticRegression( const LogisticRegressionParams& params);
+    LogisticRegression( const LogisticRegressionParams& params = LogisticRegressionParams());
     LogisticRegression(cv::InputArray data_ip, cv::InputArray labels_ip, const LogisticRegressionParams& params);
     virtual ~LogisticRegression();