Speaker verification in noisy environment using missing feature approach

  • Authors:
  • Dayana Ribas;Jesús A. Villalba;Eduardo Lleida;José R. Calvo

  • Affiliations:
  • Advanced Technologies Application Center, La Habana, Cuba;Communications Technology Group, Aragon Institute for Engineering Research, University of Zaragoza, Spain;Communications Technology Group, Aragon Institute for Engineering Research, University of Zaragoza, Spain;Advanced Technologies Application Center, La Habana, Cuba

  • Venue:
  • CIARP'10 Proceedings of the 15th Iberoamerican congress conference on Progress in pattern recognition, image analysis, computer vision, and applications
  • Year:
  • 2010

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Abstract

In order to handle speech signals corrupted by noise in speaker verification and provide robustness to systems, this paper evaluates the use of missing feature (MF) approach with a novel combination of techniques. A mask estimation based on spectral subtraction is used to determine the reliability of spectral components in a speech signal corrupted by noise. A cluster based reconstruction technique is used to remake the damaged spectrum. The verification performance was evaluated through a speaker verification experiment with signals corrupted by white noise under different signal to noise ratios. The results were promising since they reflected a relevant increase of speaker verification performance, applyingMF approach with this combination of techniques.