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DT-CWTcode
该源代码又称双树复小波变换源代码,它不仅具有Gabor变换的六个方向选择性,而且有更小的冗余度,对图像处理的同行们肯定有很大的价值,可直接下载使用。(The source code also known as the Dual-Tree Complex Wavelet Transform source code, it not only has the Gabor transform of the six direction selectivity, but also has a smaller redundancy of image processing colleagues certainly have great value, can directly download使用.)
- 2021-04-21 14:28:49下载
- 积分:1
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wavelet
用MATLAB对一语音信号进行小波分解,然后对其各层系数进行处理以达到小波抑制的目的,重构处理后的信号,画出波形分析;用MATLAB实现对一语音信号用不同小波进行分解,提取各层的高低频系数,画出各系数波形,并重构;用MATLAB对一图象分别用不同小波分解,观察高低频部分进行重构,比较重构误差,再进行阈值消噪,比较消噪前后图象;用MATLAB对一语音信号进行小波分解,分别用强阈值,软阈值,默认阈植进行消噪处理。(Wavelet decomposition and reconstruction)
- 2012-05-03 14:41:04下载
- 积分:1
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AAA_Wavelet-Tutorial
一篇很好的小波变换英文入门资料,附有注释,对想了解小波变换的初学者十分有益。(A good wavelet transform introductory information in English, annotated, very useful for beginners want to learn wavelet transform.)
- 2012-09-21 10:51:11下载
- 积分:1
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wavelet-analysis-important
小波变换是一种非常重要的时频分析方法,研究小波变换对于地震处理研究有着非常重要的作用(Wavelet transform is a important tool for time-frequency,which plays an important part in the seismic processing.)
- 2013-01-27 17:17:32下载
- 积分:1
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feichouyangxiaobofenjie
1.实现非抽样提升小波包三层分解
2.有效解决了小波包分解频带交错问题
3.有效输出频谱图(1 non-sampling improved wavelet packet three decomposition. Effective solution to the wavelet packet decomposition band interlacing problems. Effective output spectrogram)
- 2013-03-19 20:24:53下载
- 积分:1
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Untitled
自己编写离散小波变换与离散小波反变换程序对一幅图像做2级小波分解(离散小波变换)与合成(离散小波反变换)(Write your own discrete wavelet transform and discrete wavelet inverse transform procedure on an image to do two wavelet transform (DWT) and synthesis (discrete wavelet inverse transform))
- 2010-06-06 15:33:00下载
- 积分:1
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小波变换
说明: 图像小波变换,小波变换(wavelet transform,WT)是一种新的变换分析方法,它继承和发展了短时傅立叶变换局部化的思想,同时又克服了窗口大小不随频率变化等缺点,能够提供一个随频率改变的“时间-频率”窗口,是进行信号时频分析和处理的理想工具。它的主要特点是通过变换能够充分突出问题某些方面的特征,能对时间(空间)频率的局部化分析,通过伸缩平移运算对信号(函数)逐步进行多尺度细化,最终达到高频处时间细分,低频处频率细分,能自动适应时频信号分析的要求,从而可聚焦到信号的任意细节,解决了Fourier变换的困难问题,成为继Fourier变换以来在科学方法上的重大突破。(Image Wavelet Transform)
- 2020-06-18 04:40:01下载
- 积分:1
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xierbotebianhuan
希尔伯特变换和小波包结合的齿轮箱故障诊断方法,里面有具体的介绍小波包的分层方法,非常详细,可以下下来看看(Hilbert transform and wavelet packet of gearbox fault diagnosis method, there is detailed introduction inside the layered method of wavelet packet is very detailed, can down and have a look
)
- 2013-09-24 10:02:39下载
- 积分:1
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CS
说明: 压缩感知代码,运用正交匹配追踪算法回复,简单易懂,很适合刚刚接触压缩感知的朋友参考。(compressed sensing code)
- 2012-02-28 11:25:53下载
- 积分:1
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project
说明: 利用小波变换去除图像中噪声,对比其他去噪方法(Using Wavelet Transform to Remove Noise from Image)
- 2020-12-27 17:23:08下载
- 积分:1