小波变换应用程序举例
备注: 大部分程序基于WaveLab 7.0而编写。WaveLab是Stanford大学WaveLabDevelopment Team (Jonathan Buckheit, Shaobing Chen, David Donoho, IainJohnstone, and Jeffrey Scargle)建立的小波变换工具包,可从下列地址下载:http://www-stat.stanford.edu/~wavelab/.安装说明也可以从该网站同时下载。在运行下列程序之前必须首先安装WaveLab系统。
ex01 - Compression of a simulated signal using FWT
ex02 - Compression of a simulated signal using WPT
ex03 - Data compression of an experimental NMR spectrum
ex04 - Denoising of a simulated chromatogram
ex05 - Data smoothing of a simulated chromatogram
ex06 - Data smoothing of an experimental chromatogram
ex07 - Denoising and smoothing of the simulated and the experimental chromatograms using WPT
ex08 - Background removal of an EXAFS spectrum
ex09 - Large spectral line removal of a simulated NMR spectrum
ex10 - Approximate derivative calculation of simulated signals by using DWT
ex11 - Approximate derivative calculation of simulated signals by using CWT
ex12 - Resolution enhancement of an overlapping chromatogram by using the Method A
ex13 - Resolution enhancement of an overlapping NMR spectrum by using the Method B
Clickall examples for the zipped TAR files.
References:
[1]Foo-tim Chau, Yi-zengLiang, Junbin Gao,Xue-guang Shao, Chemometrics: From Basics to Wavelet Transform, Wiley-Interscience, Hoboken, New Jersey. 2004.
[2] Xueguang Shao, Alexander Kai-Man Leung, Foo-Tim Chau, Wavelet: a new trend in chemistry,Accounts of Chemical Research, 2003, 36 (4):276-283
[3] Xueguang Shao, Wensheng Cai, Wavelet Analysis in Analytical Chemistry,Reviews in Analytical Chemistry, 1998, XVII(4), 235-285
[4] Limin Shao, Xiangqin Lin, Xueguang Shao, Wavelet Transform and Its Applications in Spectroscopic Analysis,Applied Spectroscopy Reviews, 2002, 37(4):429-450
[5] Xueguang Shao, Wensheng Cai, Peiyan Sun, Maosen Zhang, Guiwen Zhao, Quantitative Determination of the Components in Overlapping Chromatographic Peaks Using Wavelet Transform,Analytical Chemistry, 1997,69(9):1722-1725
[6] Xueguang Shao, Limin Shao, Guiwen Zhao, Extraction of Extended X-ray Absorption Fine Structure Information from the Experimental Data Using the Wavelet Transform, Analytical Communications, 1998, 35(4):135-137
[7] Xueguang Shao, Wensheng Cai, Resolution of multicomponent chromatograms by window factor analysis with wavelet transform preprocessing, Journal of Chemometrics, 1998,12(2):85-93
[8] Xueguang Shao, Wensheng Cai, Peiyan Sun, Determination of component number in the overlapping multicomponent chromatogram using wavelet transform, Chemometrics and Intelligent Laboratory Systems, 1998, 43:147-155
[9] Xueguang Shao, Wensheng Cai, Zhongxiao Pan, Wavelet transform and its applications in high performance liquid chromatography (HPLC) analysis, Chemometrics and Intelligent Laboratory Systems, 1999, 45(1-2):249-256
[10] Xueguang Shao, Wan Li, Gang Chen, QingdeSu, On-line analysis of the photoacoustic spectral signal using wavelet transform, Fresenius Journal of Analytical Chemistry, 1999, 363(3):215-218
[11] Xueguang Shao, Wensheng Cai, A novel algorithm of the wavelet packets transform and its application to de-noising of analytical signals, Analytical Letters, 1999, 32(4):743-760
[12] Xueguang Shao, Shuquan Hou, On-line resolution of overlapping chromatograms using the wavelet transform, Analytical Sciences, 1999, 15:681-684
[13] Xueguang Shao, Fang Yu, HongbingKou, Cai Wensheng, Zhongxiao Pan, A wavelet-based genetic algorithm for compression and de-noising of chromatograms, Analytical Letters, 1999, 32(9):1899-1915
[14] Xueguang Shao, Shuquan Hou, An on-line wavelet transform for de-noising of high performance liquid chromatograms, Analytical Letters, 1999,32(12):2507-2520
[15] Xueguang Shao, Chunyan Pang, Shouguo Wu, Xiangqin Lin, Development of wavelet transform voltammetricanalyzer, Talanta, 2000, 50(6):1175-1182
[16] Xueguang Shao, Hua Gu, Jihui Wu, YunyuShi
, Resolution of the NMR spectrum using wavelet transform, Applied Spectroscopy, 2000, 54(5):731-738
[17] Xueguang Shao, Chunyan Pang, Qingde Su, A novel method to calculate the approximate derivative photoacoustic spectrum using continuous wavelet transform, Fresenius Journal of Analytical Chemistry, 2000, 367(6):525-529
[18] Wensheng Cai, LiyaWang, Zhongxiao Pan, Jian Zuo, Cunyi Xu,Xueguang Shao, Application of wavelet transform in quantitative analysis of Raman spectrum
, Journal of Roman Spectroscopy, 2001, 32(3):207-209
[19] Xueguang Shao, Li Sun, An application of the continuous wavelet transform to resolution of multicomponent overlapping analytical signals, Analytical Letters, 2001, 34(2): 267-280
[20] Xueguang Shao, Chaoxiong Ma, Application of adaptive wavelet algorithm to the resolution and quantitative analysis of overlapping multicomponent chromatogram
,Analytical Letters, 2003, 36(6):1261-1277
[21] Xueguang Shao, Chaoxiong Ma, A general approach to derivative calculation using wavelet transform, Chemometrics and Intelligent Laboratory Systems, 2003, 69(1-2):157-165
[22] Xueguang Shao, YadongZhuang, Determination of chlorogenic acid in plant samples by using near-infrared spectrum with wavelet transform preprocessing
, Analytical Sciences, 2004, 20(3):451-454
[23] Chaoxiong Ma, XueguangShao, Continuous wavelet transform applied to removing the fluctuating background in near-infrared spectra
,Journal of Chemical Information and Computer Sciences, 2004, 44(3):907-911