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author:

张良智 (张良智.) [1] | 郑应文 (郑应文.) [2]

Indexed by:

CSCD

Abstract:

对音频编码中基于自适应小波包分解在前人基础上作了进一步的探讨,对最优小波包的选择进行了优化,根据应兼顾实时计算复杂度和音频信号能量集中在低频的特点,提出一改进的自适应小波包分解算法,并采用基于心理声学模型的零树编码,使该系统对语音信号有较高的压缩比,同时能保持良好的实时性和客观恢复信噪比.

Keyword:

小波包分解 零树 音频编码

Community:

  • [ 1 ] [张良智]福州大学
  • [ 2 ] [郑应文]福州大学

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Source :

上海交通大学学报

ISSN: 1006-2467

CN: 31-1466/U

Year: 2002

Issue: z1

Volume: 36

Page: 55-58

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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