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基于多分辨率分析的光谱信号处理方法
Data Process Method Based on Multi-resolution Analysis for Spectral Signals
【摘要】 本文介绍了一种基于子波变换的光谱信号处理方法.论述了离散二进子波变换的快速算法.利用子波变换的多分辨率技术,达到信号滤波,数据压缩,去除低频扰动等目的.用本文方法,对野外实测光谱数据进行了识别检验.结果表明,该方法是十分有效的.
【Abstract】 In this paper, we presented a data process method based on wavelet transform for spectral signal. The discrete wavelet transform are discussed. A fast wavelet algorithm for one-dimensional signals is described. Using the principle of multi-resolution analysis, we reach the aim of filtering signals, data compression and removing low-frequency disturbance. This method is tested using field measured spectral data. The result shows that this new method is very effective.
【关键词】 子波变换;
多分辨率分析;
光谱信号;
【Key words】 wavelet transform; multi-resolution analysis; spectral signals;
【Key words】 wavelet transform; multi-resolution analysis; spectral signals;
- 【文献出处】 量子电子学报 ,CHINESE JOURNAL OF QUANTUM ELECTRONICS , 编辑部邮箱 ,1999年02期
- 【分类号】TP75
- 【被引频次】8
- 【下载频次】155