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Abstract:
语音处理中,在噪声环境尤其是在非平稳噪音环境下进行端点检测是很困难的.在低信噪比的情况下,传统用于端点检测的特征参数不能充分描述语音信号的特征,导致端点检测的效果严重退化.为此,笔者从语音信号的时域或频域出发,提出了一种把短时自相关函数最大值和短时过门限率相结合的方法.实验表明,该方法弥补了自相关函数最大值方法和过零率的不足,提高了语音端点检测的性能.
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电声技术
ISSN: 1002-8684
Year: 2010
Issue: 4
Volume: 34
Page: 53-57,66
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 7
Chinese Cited Count:
30 Days PV: 2
Affiliated Colleges: