An Improved Mult-i scale Estimation Method of Signal

Chinese Quarterly Journal of Mathematics ›› 2000, Vol. 15 ›› Issue (2): 102-107.

An Improved Mult-i scale Estimation Method of Signal

河南大学数学系河南开封475001

Received:2000-01-18 Online:2000-06-30 Published:2024-08-09
About author:HU Chang-liu（1947－）,male,native of Kaifeng,Henan,an associate professor of Henan University,engages in ringlattice and control theory．
Supported by:
Supported by the Natural Science Foundation of Henan Province（004060500）

Abstract

Abstract: 本文给出一个种改进的信号多尺度估计算法 ,即对多尺度分解出的细节信号再继续作小波变换 ,对分解后得到的次平滑信号的次细节信号分别作不同程度的阈值处理 ,对阈值处理后的信号进行重构 ,作为相应尺度上的细节信号 .对最粗尺度上的平滑信号进行卡尔曼滤波 ,再次与各尺度上细节信号进行重构 ,最后得到原始尺度的信号估计值.

Key words: 多尺度分析, 离散小波变换, 卡尔曼滤波, ,

CLC Number:

TN911.7

HU Chang-liu, WEN Cheng-lin . An Improved Mult-i scale Estimation Method of Signal[J]. Chinese Quarterly Journal of Mathematics, 2000, 15(2): 102-107.

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An Improved Mult-i scale Estimation Method of Signal

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