A real-time recurrent error propagation network word recognition system

  • Authors:
  • Tony Robinson

  • Affiliations:
  • Cambridge University Engineering Department, Cambridge, England

  • Venue:
  • ICASSP'92 Proceedings of the 1992 IEEE international conference on Acoustics, speech and signal processing - Volume 1
  • Year:
  • 1992

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Abstract

This paper presents a hybrid system using a connectionist model and a Markov model for the DARPA Resource Management task of large-vocabulary multiple-speaker continuous speech recognition. The connectionist model employs internal feedback for context modelling and provides phone state occupancy probabilities for a simple context independent Markov model. The system has been implemented in real-time on a workstation supported by a DSP board. The use of context independent phone models leads to the possibility of time-domain pruning and computationally efficient durational modelling, both of which are reported in the paper.