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Real-time spoken affect classification and its application in call-centres

  • Donn Morrison*
  • , Ruili Wang
  • , Liyanage C. De Sislva
  • , W. L. Xu
  • *Corresponding author for this work

Research output: Chapter in Book/Conference proceedingConference contributionpeer-review

14 Citations (Scopus)

Abstract

We propose a novel real-time affect classification system based on features extracted from the acoustic speech signal. The proposed system analyses the speech signal and provides a real-time classification of the speaker's perceived affective state. A neural network is trained and tested using a database of 391 authentic emotional utterances from 11 speakers. Two emotions, anger and neutral, are considered. The system is designed to be speaker and text-independent and is to be deployed in a call-centre environment to assist in the handling of customer inquiries. We achieve a success rate of 80.1% accuracy in our preliminary results.

Original languageEnglish
Title of host publicationProceedings - 3rd International Conference on Information Technology and Applications, ICITA 2005
Pages483-487
Number of pages5
DOIs
Publication statusPublished - 2005
Externally publishedYes
Event3rd International Conference on Information Technology and Applications, ICITA 2005 - Sydney, Australia
Duration: 4 Jul 20057 Jul 2005

Publication series

NameProceedings - 3rd International Conference on Information Technology and Applications, ICITA 2005
VolumeI

Conference

Conference3rd International Conference on Information Technology and Applications, ICITA 2005
Country/TerritoryAustralia
CitySydney
Period4/07/057/07/05

ASJC Scopus subject areas

  • General Engineering

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