For that, this thesis combines short-time zero-crossing rate, the short-term energy method and frame cross-correlation method to cut the voice data. A series experiments were done afterwards.

为此本文采用了短时过零率与短时能量相结合以及相连帧互相关的方法对语音进行切割并且做了一系列的实验。

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Short-time average energy, short-time average zero-crossing rate and short-time energy-zero-product are introduced.

介绍了短时平均能量法、短时平均过零率法和短时能零积法三种语音端点检测法。

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The involved parameters are short-time amplitude and energy, lst-and2nd-order zero-crossing rate, autocorrelation function and pitch period.

所使用的参数是：信号的短时幅度与能量、一阶和二阶过零率、自相关函数及基音周期等。

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