• DocumentCode
    3152602
  • Title

    Contextual Hidden Markov Models

  • Author

    Radenen, Mathieu ; Artières, Thierry

  • Author_Institution
    LIP6, Univ. Pierre et Marie Curie, Paris, France
  • fYear
    2012
  • fDate
    25-30 March 2012
  • Firstpage
    2113
  • Lastpage
    2116
  • Abstract
    Multiple works have proposed extensions of HMMs for handling variability. We focus here on the design of HMMs whose probability distribution on sequences depends on additional external variables that we call the context, which may stand for emotion features in speech recognition, physical features in gesture recognition, etc. We show experimentally the relevance of the method for handwriting recognition.
  • Keywords
    emotion recognition; handwriting recognition; hidden Markov models; probability; speech recognition; HMM; contextual hidden Markov model; emotion feature; gesture recognition; handling variability; handwriting recognition; probability distribution; speech recognition; Context; Context modeling; Covariance matrix; Hidden Markov models; Speech recognition; Training; Vectors; Context variables; Handwriting Recognition; Hidden Markov Model;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Acoustics, Speech and Signal Processing (ICASSP), 2012 IEEE International Conference on
  • Conference_Location
    Kyoto
  • ISSN
    1520-6149
  • Print_ISBN
    978-1-4673-0045-2
  • Electronic_ISBN
    1520-6149
  • Type

    conf

  • DOI
    10.1109/ICASSP.2012.6288328
  • Filename
    6288328