Fig. 5From: Blind source separation with optimal transport non-negative matrix factorizationPerceptive quality score (universal voice model). Average and standard deviation of PEMO scores of reconstructed isolated voices, where the model is learned using the same training data for all voices with optimal transport (dark blue), Kullback-Leibler (light blue), Itakura-Saito (green), or Euclidean (yellow) NMFBack to article page