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三节小波变换的提升变换,逆变换只做了一阶,希望高手补全-Three wavelet lifting transform and inverse transformation made only one order, hope ace to completion
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包括图像编辑(图像缩放,图像旋转,图像裁剪,纹理映射),图像分析(像素选择,强度描述,图像轮廓,绘制直方图),图像调整(直方图均衡化,阈值化,灰度变换),图像平滑(加噪,中通滤波,低通滤波,图像复原),图像锐化(采用Sobel算子,拉式算法,空域高通滤波,频域高通滤波,梯度法),图像高级处理(边缘检测,图像分割),小波分解(一次小波分解,两次小波分解,第一层小波重构)和图像彩色增强(假彩色增强)的GUI图形图像处理。-Including image editing (image scaling,
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matlab GUI程序,实现数字图像处理的许多功能,包括亮度变换,几何变换,空域滤波,频域滤波,小波变换,彩色图像变换,去噪,复原,压缩编码等。-matlab GUI program, many digital image processing functions, including brightness transformation, geometric transformation, spatial filtering, frequency domain filtering, wavel
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STFT和ST变换的基本函数,和一个stft的一个例程-This code computes the Stockwell transform (S-Transform) of a one dimensional series without for loop, thereby making it computationally fast and simple. S-Transform was proposed in 1996. A nice tutorial on S-Transform can
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对OCT图像比较两种变换的滤波效果,傅里叶变换和小波变换,处理有噪声的OCT图像,比较滤波效果。-Of OCT image to compare two kinds of transformation, the filtering effect of Fourier transform and wavelet transform, processing noisy OCT image, compare the filtering effect.
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基于小波树和BWT变换的压缩算法,源码!-wzip 1.0 license :
This program is free software you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation either version 2 of the Lice
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对偏振图像进行融合处理。其中包括比较经典的小波变换,ihs垂直变换以及拉普拉斯金字塔变换-The polarization image fusion processing. Including the more classic wavelet transform, ihs vertical transformation and Laplacian pyramid transformation. . .
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小波变换进行变速箱故障诊断
首先将s1和s2信号时域谱(s1代表维修前的振动信号,s2代表维修后的振动信号),画出来进行对比,会发现s1信号的振动幅值会比较高;然后对s1和s2分别进行小波分解并画出各层的时域谱,只对比s1和s2分后的最高时域谱,s2更加的具有周期性,且幅值较小,s2周期性不够明显,且振动过于密集。分析完时域谱后开始分析频谱,首先对原信号s1和s2fft转换,得到频谱图,如图,然后再对小波分析后高频部分进行fft转换,做出频谱图。对比后我们发现,在f 2375HZ出(也就是齿
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自己编写的小波正交变换程序,并且给予显示结果,效果相当不错-Write their own wavelet orthogonal transformation program, and give the display results, the effect is quite good
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小波树形变换,完成小波的三次分解与合并,能用于小波去噪-Wavelet tree transformation, completed three wavelet decomposition and combination, can be used for the wavelet denoising
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Realize image wavelet transform, within the same window, the original image is implemented and after the transformation of the image
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小波灰度变换 用小波处理灰度变换,很好用的 不错的-Wavelet gray level transformation Using wavelet processing gray level transformation, very good to use
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该程序可以对图像进行小波变换,高通滤波,低通滤波以及逆变换,-The program can be carried out on the image wavelet transform, high-pass filtering, low-pass filtering and inverse transformation,
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对小波系数的s变换,t+s变换,以及变换系数的规范化,很好的-S transformation of wavelet coefficients, the t+ s transformation, as well as the standardization of the transform coefficient, very good
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实现图像小波变换,同一个窗口内分别实现原图和变换后的图像(Realize image wavelet transform, within the same window, the original image is implemented and after the transformation of the image)
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通过小波技术对一维信号进行分解与重构,比较变换前后的图像,获取有用的信息(Wavelet technology is used to decompose and reconstruct one dimension signal, compare the image before and after the transformation, and obtain useful information)
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对小波系数的s变换,t+s变换,以及变换系数的规范化,很好的(S transformation of wavelet coefficients, the t + s transformation, as well as the standardization of the transform coefficient, very good)
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根据现有的程序,对两幅图像分别进行二维小波变换,分别对变换后得到的水平,垂直以及对角细节子带的小波系数进行直方图统计,然后用广义高斯函数去近似三个直方图,分别得到尺度参数和形状参数,求出对应图像的KL距离。(According to the existing programs, the two images respectively, two-dimensional wavelet transform respectively to levels after transformation, ve
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DFT小波变换,主要用于图像视频处理中,是DFT的最基本变换形式。(Discrete wavelet transform,is mainly used for image processing,and it's the most basic form of the transformation.)
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this program about transformation wavelet transform
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