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lifting_denoising

于 2007-12-21 发布 文件大小:3KB
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  利用小波提升算法实现了第二代小波变换,将之应用在信号去噪中,实现了数据的边界对称延拓,去噪效果较好.(Wavelet Lifting algorithm using the second generation wavelet transform, to be used in signal de-noising, the realization of the data symmetric boundary extension, denoising better.)

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提升小波去噪.doc

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  • Cosine_Transform
    余弦变换-DCT。好用的小波变换方法程序。(Cosine transform-DCT. Use of wavelet transform.)
    2009-06-20 17:31:55下载
    积分:1
  • zishiying50hz
    由仿真结果时域和频域图可以看出,工频50Hz干扰信号很好被滤除掉,说明所设计的自适应滤波器效果较好。(It can be seen by the domain and frequency domain simulation results in Figure, the frequency 50 Hz interference signals very well be eliminated, the design of the adaptive filter is better.)
    2012-04-12 15:48:44下载
    积分:1
  • 与集合经验模态分解
    说明:  针对不同采样频率和输入信噪比的心磁信号进行滤波操作,呈现出对同一输入信号采取不同滤波算法的去噪结果。(The filtering operation is performed on the magnetic heart signals of different sampling frequencies and input signal-to-noise ratios, showing the denoising results of different filtering algorithms for the same input signal.)
    2021-03-17 09:40:51下载
    积分:1
  • wavelet_denoise
    小波变换,小波去噪,包含多种去噪方法,模极大值,自适应,阈值去噪(Wavelet transform, wavelet denoising, including multiple Denoising, modulus maxima, adaptive thresholding)
    2013-09-05 15:07:32下载
    积分:1
  • xunhuandb2IDWT
    本代码是小波包学习和使用的初学代码,简单改造可对信号进行滤波,去噪,实现我们需要的各种功能(xiaobobao )
    2020-10-30 20:09:55下载
    积分:1
  • gaussi
    高斯滤波.这段代码主要用于以为信号的高斯滤波。(Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter.Gaussian Filter)
    2011-12-07 09:56:04下载
    积分:1
  • wavelet
    小波阈值法去噪的程序,其中有关于信噪比和均方根误差的公式(wavelet denoising)
    2011-05-24 20:47:45下载
    积分:1
  • wavlet_APES_MUSIC_LMS
    小波分析用于图像融合和去噪;APES,MUSIC,LMS算法仿真实例;(Wavelet analysis is used to image fusion and noise;APES,MUSIC,LMS )
    2012-03-28 11:08:00下载
    积分:1
  • SIGNAL_edge_dwt
    利用小波变换模极大值方法进行信号检测的实验,很容易的检测出突变点(Wavelet transform modulus maxima method of signal detection experiments, it is easy to detect mutations)
    2010-09-20 09:24:10下载
    积分:1
  • voltage-sag-lacote
    基于小波变换的电压暂降定位 利用模极大值原理实现暂降起止时刻的准确检测(voltage sag lacote based on wavelet transform Used to achieve maximum modulus principle sag beginning and ending time of the accurate detection)
    2020-11-21 11:19:36下载
    积分:1
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