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Influence of Feature Dimensionality and Model Complexity on Speaker Verification Performance

Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review

9 Citations (Scopus)

Abstract

This paper provides description of a text dependent speaker recognition system based on vector quantization approach. The scope of this paper is to check influence of feature dimensionality and the complexity of the speaker model on verification process. Provided results show that MFCC features yield the lowest possible verification errors among all tested parameters. Although dimensionality of feature vectors is important, there is no need to increase it above some level as the improvement in verification performance is relatively low and computational complexity increases. Far more important than dimensionality is complexity of the speaker model.

Original languageEnglish
Title of host publicationComputer Networks - 21st International Conference, CN 2014, Proceedings
PublisherSpringer Verlag
Pages177-186
Number of pages10
ISBN (Print)9783319079400
DOIs
Publication statusPublished - 2014

Publication series

NameCommunications in Computer and Information Science
Volume431
ISSN (Print)1865-0929

Keywords

  • biometrics
  • feature extraction
  • security
  • speaker verification
  • voice identification

ASJC Scopus subject areas

  • General Computer Science
  • General Mathematics

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