节点文献
时频分析技术及研究现状
Time-frequency Analysis and Its Present Situation
【摘要】 对不同的时频分析技术作了简要介绍,并对其优缺点、彼此间的相互关系进行了 较为详细的论述。同时,对时频分析技术所面临的问题及发展方向谈了一点个人看法。
【Abstract】 This paper summarizes briefly different time-frequency analysis tech niques. It discusses in detail the advantages and disadvantages of these techniq ues and their relations. Finally, the prospects and the problems faced by time-f requency analysis technique are also analyzed.
【关键词】 傅氏变换;
适应信号分解;
Matching;
pursuit算法;
时频分析;
WVD分布;
【Key words】 Fourier transform; Adaptive signal decomposition; Matching pursu its algorithm; Time-frequency analysis; WVD distribution;
【Key words】 Fourier transform; Adaptive signal decomposition; Matching pursu its algorithm; Time-frequency analysis; WVD distribution;
- 【文献出处】 计算机工程 ,Computer Engineering , 编辑部邮箱 ,2004年01期
- 【分类号】TN911.7
- 【被引频次】70
- 【下载频次】1065