Mobility

Speech Recognition by Wireless Robot

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Executive Summary

This paper presents a brief survey on automatic speech recognition and discusses the major themes and advances made in the past. After years of research and development the accuracy of automatic speech recognition remains one of the important research challenges. The design of speech Recognition system requires careful attentions the following issues: definition of various types of speech classes, speech representation, feature extraction techniques, speech classifiers, database and performance evaluation. The problems that are existing in ASR and the various techniques to solve these problems constructed by various research workers have been presented in a chronological order.

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