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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.
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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
Affiliated Colleges: