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Author:

齐峰岩 (齐峰岩.) | 鲍长春 (鲍长春.) (Scholars:鲍长春)

Indexed by:

CQVIP PKU CSCD

Abstract:

针对波形内插编码模型中特征波形的表达和对齐算法计算复杂度较高的问题,应用快速傅里叶变换、3次B样条插值和周期延拓等技术对特征波形表示和对齐2个模块作了相应的改进.改进后的算法是相对独立的,2个模块的复杂度从43.252×106次/s操作降到9.178×106次/s操作.实验结果表明,改进后算法复杂度大幅下降,大大减少了编码器的计算负载,并保持了原有编码器的合成语音质量.

Keyword:

语音编码 波形内插 样条插值 傅里叶变换

Author Community:

  • [ 1 ] [齐峰岩]北京工业大学
  • [ 2 ] [鲍长春]北京工业大学

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Source :

北京工业大学学报

ISSN: 0254-0037

Year: 2006

Issue: 6

Volume: 32

Page: 514-519

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 5

Chinese Cited Count:

30 Days PV: 9

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