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matlab_maxmode
小波变换的模极大值重建信号源程序
非常具有参考价值(wavelet transform modulus maxima reconstruction signal source is a very valuable reference)
- 2007-06-03 22:44:24下载
- 积分:1
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H2
说明: 实现对离散信号的连续小波变换进行时频域分析,判断信号的稳定性(The continuous wavelet transform of the signal is analyzed in time and frequency domain)
- 2020-08-03 20:42:49下载
- 积分:1
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Denoising
本文介绍了局部放电信号的消噪方法,主要基于改进的小波消噪和序列脉冲分析手段来实现。(This paper presents a de-noising method for partial discharge (PD) online monitoring of transformers. The method is based on an improved
wavelet de-noising approach and a pulse-sequence analysis method.)
- 2012-03-16 11:07:59下载
- 积分:1
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用opencv实现各种低通滤波器
对图像进行滤波处理是图像处理中最常见的一种操作类型。而这其中低通滤波(也可以叫做平滑)有事各种滤波处理中最常用的。这里就简单写写 OpenCV 中提供的几种低通滤波方法。
具体思路:对源图像进行离散傅里叶变换,滤波后通过cvDFT进行傅里叶逆变换得到理想低通滤波器、巴特沃斯低通滤波器、高斯低通滤波器后图像
- 2022-03-04 13:06:18下载
- 积分:1
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denoising
小波变换、EMD以及EMD结合小波变换几种常用的时频去噪方法的对比分析(Wavelet transform, EMD and the EMD of several commonly used wavelet transform time-frequency denoising Comparative Analysis)
- 2021-01-06 10:38:53下载
- 积分:1
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matlab
语音信号去噪,在MATLAB开发环境下,对含噪声的语音信号进行小波变换,根据阈值去噪的原理去噪,然后逆变换得到增强的语音信号(Speech Signal Denoising in the MATLAB development environment, including noise on the voice signal wavelet transform, in accordance with the principle of threshold denoising Denoising, and then inverse transform enhanced speech signal)
- 2008-04-03 17:22:09下载
- 积分:1
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tuxiangshuyan
说明: 基于dct系数的数字水印算法实现,在matlab环境中实现(coefficient based on digital watermarking algorithm in Matlab environment to achieve)
- 2006-05-07 16:41:59下载
- 积分:1
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perform_atrou_transform
一种小波分解,用于多分辨率分解,在分解的过程中,同时给出各级的细节和概貌。(a trous wavelet decomposition)
- 2020-10-05 15:27:39下载
- 积分:1
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wavelet
说明: matlab 小波分析源码 小波去噪 仿真分析(matlab source wavelet analysis wavelet denoising simulation analysis)
- 2008-11-21 22:31:07下载
- 积分:1
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xiaobobianhua
小波变换与分数傅里叶变换理论与应用(冉启文)电子版,介绍了小波变换、多分辨分析、小波构造、时频分析、小波包、塔式算法、分数傅立叶变换等内容,是一本不错的教材。(Wavelet Transform and Fractional Fourier Transform Theory and Applications (Ran text) electronic version, introduced the wavelet transform, multiresolution analysis, wavelet construction, time-frequency analysis, wavelet packet, tower algorithm, the fractional Fourier transform, etc., is one The good teaching materials.)
- 2021-04-19 20:58:51下载
- 积分:1