Gina-Anne Levow

 

 

 

Classifier Results: Misrecognitions

  • Most important features:

    • Absolute and Normalized Duration
    • Pitch Minimum and Pitch Slope
  • 77% accuracy (with text)

  • 65% (acoustic features only)

    • Errors, most trees: ½ false positive, ½ false negative
  • Null baseline - 50%
  • Human baseline - 79.4% (Hauptman & Rudnicky 1990)

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