Tone extraction and recognitionof trisyllabic word is more difficult than that of isolated word, because it holds the characteristic of syllable in continuousspeech.
三字词音节声调模式具有连续语音中音节声调模式的特征，声调的提取和识别远较孤立字困难。
2
Large vocabulary continuousspeechrecognition is main direction of speech recognition research at present, in which the research on particularity of tone recognition is an important work.
大词汇连续语音识别是当前语音识别研究的主流，探讨其中声调识别的特殊性是一项有意义的工作。
3
This paper raised a method of pattern recognition, it can be used to the continuousspeech recognition with reference, text understanding and data file analysis.