message: ml::EM: add documentation for predict() method
diff: @@ -829,6 +829,15 @@ public:
  */
  CV_WRAP virtual void getCovs(CV_OUT std::vector<Mat>& covs) const = 0;
  + /** @brief Returns posterior probabilities for the provided samples
  +
  + @param samples The input samples, floating-point matrix
  + @param results The optional output \f$ nSamples \times nClusters\f$ matrix of results. It contains
  + posterior probabilities for each sample from the input
  + @param flags This parameter will be ignored
  + */
  + CV_WRAP virtual float predict( InputArray samples, OutputArray results=noArray(), int flags=0 ) const = 0;
  +
  /** @brief Returns a likelihood logarithm value and an index of the most probable mixture component
  for the given sample.
  