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PCMW2D_2

于 2021-04-10 发布 文件大小:15KB
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  移动窗口二维相关光谱方法matlab的实现,完全是自己参照公式编的哦。。移动窗口二维相关光谱是一种新的二维相关分析方法,它将移动窗口的概念和二维相关分析方法有效地结合在了一起,利用移动窗口将庞大的光谱数据按矩阵分割成若干个便于操作的子矩阵,用二维相关光谱分别处理,将得到的结果综合分析,用以光谱变量和扰动变量为坐标的等高图表现出来,从中可以非常直观地观察出光谱强度在扰动变量方向上的变化,进而找出引起光谱强度突变的特征扰动点。(Moving window two-dimensional correlation spectroscopy method matlab realization, is entirely their own formulas reference the Oh. . Moving window two-dimensional correlation spectroscopy is a new two-dimensional correlation analysis method, it will move the window concept and two-dimensional correlation analysis method is effective to combine together, using the moving window at the huge spectral data matrix is ​ ​ divided into a number of easy to operate a sub-matrix, respectively, using two-dimensional correlation spectroscopy process, comprehensive analysis of the results obtained for the spectral variables, and disturbance variables manifested contour map coordinates, which can visually observe the spectral intensity of the direction of the disturbance variable The change, then find mutations characteristic spectral intensity caused disturbance point.)

文件列表:

hilbnod.m,140,2013-09-18
meandef.m,168,2013-09-18
PCMW2D.fig,12416,2013-09-22
PCMW2D.m,9292,2013-09-23

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  • DIGITAL-WARTERMARKING
    使用DCT和小波变换的数字音频水印生成/解码程序,可存活于方差0.05的高斯白噪声及不同程度的剪切。内含程序/测试文件介绍。(Digital wartermarking encoding/decoding program with DCT and wavelet transform. nice robustness against Gaussian noise with variance less than 0.05 and any type of cropping attack. functions/test files introduction included)
    2013-08-18 22:31:47下载
    积分:1
  • XIAOBOQUZAO
    小波分析在心电信号去噪中的应用,小波变换在心电图数据处理中的应用研究(Wavelet analysis of ECG signal denoising)
    2014-03-26 19:35:25下载
    积分:1
  • Wavelet53
    53小波变化的vc程序,很详细,有一维和二维,可以对图像进行处理。(53 wavelet transform vc program, very detailed, one-dimensional and two-dimensional image processing.)
    2021-03-27 11:29:12下载
    积分:1
  • 边缘检测
    基于小波变换模极大的多尺度图像边缘检测matlab源代码(based on wavelet transform modulus maxima of multiscale edge detection Matlab source code)
    2020-06-26 08:00:02下载
    积分:1
  • decomposition
    运行emd,得到输入信号X的固有模态函数(imf),每列代表着信号X的一阶分量,X就是我们采集的信号。 hhtdn是hht去噪的程序,可以不看,仅看emd 和 findpeaks wvtdn是wavelet去噪程序,如果只是分解信号,仅用下面的语句即可 [C,L] = wavedec(x_noise,dl,wn); x_noise就是我们采集的信号,dl是分解的阶数,wn是分解的母小波名称(% Empiricial Mode Decomposition (Hilbert-Huang Transform) % imf = emd(x) % Func : findpeaks)
    2021-04-13 22:28:55下载
    积分:1
  • wavelet
    说明:  关于小波变换的一些常用函数,有关多尺度变换,希望可以帮助您(Wavelet commonly used functions, on multi-scale transformation, I hope to help you)
    2019-03-27 20:49:30下载
    积分:1
  • xinhaochuli
    信号处理小波分析 1)计算信号的小波变换。 2)求出模极大曲线。 3)计算其中两个奇异点的Lipschitz指数。 (Signal processing wavelet analysis 1) the calculation of wavelet transform signals. 2) calculated curve of modulus maxima. 3) the calculation of which two singular points of Lipschitz index.)
    2021-01-29 12:58:40下载
    积分:1
  • wavelet_atrous
    This is a wavelet program.
    2012-07-27 10:11:25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
  • remove-noise-by-wavelet-transform
    小波去噪,通过对含噪信号进行四层小波分解,此处利用db3小波系列,通过仿真发现可以很好的消除信号中的噪声(Wavelet denoising, the signal through four layers of noisy wavelet decomposition, where the use db3 wavelet series, the simulation found in the well to eliminate the noise signal)
    2011-05-10 14:18:49下载
    积分:1
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