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xiaobo

于 2021-05-14 发布 文件大小:10KB
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代码说明:

  关于小波变换的降噪处理,包括强制降噪,给定阈值降噪,默认阈值降噪等,并给出了对比图(Noise reduction processing on the wavelet transform, including mandatory noise reduction, noise reduction given threshold, default threshold noise reduction, and gives comparison chart)

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  • blitwave
    图像处理中的小波变换C++源代码,含有使用文档和例子,非常全面!(image processing wavelet transform C source code, documentation and with the use of examples, very comprehensive!)
    2006-10-04 14:24:17下载
    积分:1
  • predectif-detection-of-defects
    Resumé de l’article: "Early Detection of Fatigue Damage on Rolling Element Bearings Using Adapted Wavelet" par Xavier Chiementin, Fabrice Bolaers, Jean-Paul Dron en franç ais
    2012-04-10 17:29:32下载
    积分:1
  • CWT_mexh
    基于墨西哥草帽小波函数进行连续小波变换的matlab变换程序,望对大家有所帮助。(Mexican hat wavelet function based on continuous wavelet transform matlab transformation process, hope to be helpful.)
    2013-07-03 14:27:46下载
    积分:1
  • waveletanalysis
    利用全局去噪和分层去噪实现信号的小波去噪,实现成功(Implementation of wavelet denoising, global denoising and level-dependent denoising)
    2010-11-19 17:18:33下载
    积分:1
  • denoise_self
    基于matlab程序对声音信号进行去噪处理,通过小波包处理及小波分析结合(Matlab program based on the sound signal denoising by wavelet packet processing and wavelet analysis combined)
    2013-05-24 13:35:00下载
    积分:1
  • raj
    this is mat lab wavelet paper
    2009-10-27 13:45:04下载
    积分:1
  • 02
    说明:  2.1 傅里叶变换 2.1.1 经典傅里叶变换 2.1.2 傅里叶变换的基本性质 2.1.3 快速傅里叶变换 2.1.4 短时傅里叶变换 2.2 小波分析与多分辨率分析的历史 2.3 小波分析与傅里叶变换的对比 2.4 小波变换 2.4.1 连续小波变换 2.4.2 离散小波变换 2.4.3 高维小波连续变换 2.5 常用小波基函数 2.5.1 小波函数 2.5.2 小波函数系 2.5.3 复数小波 2.6 构造紧支撑正常小波基 2.7 多分辨率分析与小波构造 2.8 分析小波包 2.8.1 小波包的定义及性质 2.8.2 分解小波包的空间 2.8.3 小波包算法(2.1 Fourier transform 2.1.1 classical Fourier transform 2.1.2 The basic properties of the Fourier transform 2.1.3 Fast Fourier Transform 2.1.4 short time Fourier transform 2.2 wavelet analysis and multi-resolution analysis of the history of 2.3 Wavelet Analysis and comparison of the Fourier transform 2.4 Wavelet Transform 2.4.1 Continuous Wavelet Transform 2.4.2 Discrete Wavelet Transform 2.4.3 Continuous high-dimensional wavelet transform 2.5 Common wavelet basis function 2.5.1 wavelet function 2.5.2 Department of wavelet function 2.5.3 Complex Wavelet 2.6 Construction of compactly supported wavelets normal More than 2.7 resolution analysis and wavelet construction 2.8 Analysis of Wavelet Packet 2.8.1 Definition and properties of wavelet packet 2.8.2 wavelet packet decomposition space 2.8.3 Wavelet Packet Algorithm)
    2013-10-19 16:34:13下载
    积分:1
  • Ch10
    一维小波变换的MATLAB实现方法,包括一维连续小波变换和离散小波变换。(MATLAB in a one-dimensional wavelet transform methods, including the one-dimensional continuous wavelet transform and discrete wavelet transform.)
    2021-03-24 15:49:14下载
    积分:1
  • q4
    说明:  提出了一种基于复解析小波变换的相位诊断齿轮故障的方法。复解析小波变换将Hilbert变换与小波分析紧密结合在一起,具有自适应分析能力。利用复解析小波变换得到齿轮振动信号的相位,其功率谱图上可提取调制边频带结构来识别故障模式。试验结果表明这种方法可有效应用于齿轮局部故障诊断中。(A new method using the phase based on complex analytical wavelet transform for fault diagnosis of gears was proposed. The phase of vibration signals of gears is got by complex analytical wavelet transform, which combines Hilbert transform with wavelet transform tightly and possesses adaptive analysis ability. By making spectrum analysis of the phase, the sideband structure in power spectrum can be protruded, and the fault pattern can be identified. Experimental results show that the proposed method is effective in local defect detection of gears.)
    2012-02-02 15:25:22下载
    积分:1
  • fjxhfj
    实现db6小波提升变换,对信号进行5层分解和重构。另外被屏蔽的部分为离散小波变换。(Enhance the realization of wavelet transform db6, 5 layers of signal decomposition and reconstruction. In addition to being part of shielding DWT.)
    2009-06-08 16:58:58下载
    积分:1
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