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小波分解

于 2020-09-23 发布
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下载积分: 1 下载次数: 2

代码说明:

说明:  小波变换是一种新的变换分析方法,一个迅速发展的新领域(Wavelet transform is a new transform analysis method and a rapidly developing new field)

文件列表:

wavelet.m, 1012 , 2020-09-22
xiaobo.m, 783 , 2020-09-22
Untitledwww.m, 1070 , 2020-05-29

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  • Gabor
    说明:  Gabor滤波器,可以对图像进行二维Gabor小波变换,用来特制提取(Gabor filter can be two-dimensional Gabor wavelet transform image, for a special extraction)
    2010-04-22 19:26:10下载
    积分:1
  • Image_Processing
    数字图像获取, 处理及实践应用源代码——很多有用的图像处理的源代码:图像显示(原图、抖动),图像增强(灰度变换、直方图均衡、多种滤波器、伪彩色增强等),图像复原(运动模糊、逆滤波等等),图像变换(傅立叶变换、快速傅立叶变换、离散余弦变换、沃尔什变换、霍特林变换、小波变换、小波反变换),图像编码(霍夫曼编码、香浓-费诺编码、算术编码、位平面编码等),图像识别。(Digital image acquisition, processing and practical application source code- a lot of useful image processing source code: Image Display (image, jitter), image enhancement (gray-scale transformation, histogram equalization, multi-filter, pseudo-color enhancement, etc. ), image restoration (motion blur, inverse filtering, etc.), image transform (Fourier transform, fast Fourier transform, discrete cosine transform, Walsh transform, Hotelling transform, wavelet transform, wavelet transform), image coding (Huffman coding, Shannon- Fenno coding, arithmetic coding, bit plane coding, etc.), image recognition.)
    2020-06-26 03:20:02下载
    积分:1
  • wavelet
    以labview为平台通过小波分析方法对波形进行处理。(Labview as a platform for analysis of the waveform by wavelet processing.)
    2011-12-28 16:12:20下载
    积分:1
  • wavelet_example
    小波变换的例子, 小波变换的例子, 小波变换的例子, 小波变换的例子,(wavelet transform example, wavelet transform example, Wavelet Transform example, wavelet tra nsform example,)
    2020-11-23 21:39:34下载
    积分:1
  • HRVAS
    这是一款用来分析心率变异性的matlab程序,有线性分析和非线性分析,包含输出结果包含频谱分布、统计学描述、样本熵、小波分析(This is a matlab program used to analyze heart rate variability, linear analysis and nonlinear analysis contains the output contains spectral distribution, statistical description sample entropy, wavelet analysis)
    2013-02-05 11:17:47下载
    积分:1
  • dt-dwt_F
    说明:  双树复数小波变换的Matlab程序的F部分,全部解压到同一个文件夹下后可直接调用函数(Dual-Tree Complex Wavelet Transform Matlab for the F part of the procedure, all extract to the same folder can be a direct call function)
    2009-08-07 14:46:02下载
    积分:1
  • 利用小系数重构图像,实现图像降噪地方法
    根据小波变换和噪声信号地能量分布特性,提出了一种先用小波变换对含噪图像进行多尺度分解,求出各尺度小波变换高频系数地噪声方差和阈值,利用各尺度地阈值对高频系数进行处理,然后利用小波变换系数重构图像,实现图像降噪地方法。(According to wavelet transform and noise signal and energy distribution characteristics, a first wavelet transform of the noisy image multiscale decomposition, obtained the high-frequency-scale wavelet transform coefficients and noise variance and thresholds, using the scale to the threshold value of the deal with high-frequency coefficients, and then the use of wavelet transform coefficients reconstructed image, to realize image denoising methods.)
    2020-07-04 03:00:02下载
    积分:1
  • 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
  • psd_cal
    根据采集的时域数据,做fft得到其频谱,并计算其功率谱密度(According to the collected time-domain data, the frequency spectrum is obtained by FFT and the power spectral density is calculated.)
    2019-04-25 14:44:55下载
    积分:1
  • jp2_mat
    图像的5/3小波变换的matlab代码。程序简短,易懂。(Image 5/3 wavelet transform matlab code. Program brief and easy to understand.)
    2021-03-22 16:49:16下载
    积分:1
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