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Audio Segmentation Based on Layer Entropy Detection
Author(s): 
Pages: 37-40
Year: Issue:  3
Journal: Journal of Yueyang Normal University

Keyword:  音频分割 分层检测 熵检测;
Abstract: 音频分割是提取音频结构和内容语义的重要手段,是基于内容的音频分析、检索的基础.本文提出一种音频分割算法,采用定长分析窗分层结构遍历音频流,窗内根据熵变化趋势检测跳变点.实验结果表明,该算法避免了ΔBIC分割算法中的硬门限判决和数据累积问题,是一种更加有效的音频分割方法.
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