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本文对语音识别技术作了评述，包括语音识别的基本原理，语音识别的发展历史，语音识别的主要方法一特征参数匹配法、隐马尔柯夫法和神经网络法，语音识别的难点及对策，语音识别的发展方向与应用前景．
This paper reviews the speech recognition technology, including the basic principles of speech recognition, the history of the development of speech recognition, the main method of feature matching of speech recognition, Hidden Markov and neural network, the difficulties of speech recognition and countermeasures, Development of Speech Recognition and Its Application Prospects.