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Python学习笔记: pywt 小波分析库 #14

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AlexZ33 opened this issue Apr 1, 2020 · 1 comment
Open

Python学习笔记: pywt 小波分析库 #14

AlexZ33 opened this issue Apr 1, 2020 · 1 comment

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@AlexZ33
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AlexZ33 commented Apr 1, 2020

尺度函数 : scaling function (在一些文档中又称为父函数 father wavelet )
小波函数 : wavelet function(在一些文档中又称为母函数 mother wavelet)
连续的小波变换 :CWT
离散的小波变换 :DWT
小波变换的基本知识:
不同的小波基函数,是由同一个基本小波函数经缩放和平移生成的。
小波变换是将原始图像与小波基函数以及尺度函数进行内积运算,所以一个尺度函数和一个小波基函数就可以确定一个小波变换
小波变换后低频分量
基本的小波变换函数

@AlexZ33
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AlexZ33 commented Apr 1, 2020

pywit

https://github.com/PyWavelets/pywt

pip install PyWavelets

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