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Description: 一个关于二维傅立叶的算法，我在做图像处理时用到的
-on a two-dimensional Fourier's algorithm, I was doing the image processing used in
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Size: 63739 |
Author: 胡刚 |
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Description: 经典快带傅立叶变换与反变换算法，可实现一维和二维
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Size: 238027 |
Author: dearwind153 |
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Description: 用JAVA语言程序实现图像的二维傅立叶变换
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Size: 145306 |
Author: aw83012416 |
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Description: This document introduces the techniques of fast Fourier transform and gives a source code in C for computing 2D FFT on image data.
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Size: 30720 |
Author: 冰城 |
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Description: 一个关于二维傅立叶的算法，我在做图像处理时用到的
-on a two-dimensional Fourier's algorithm, I was doing the image processing used in
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Size: 1241088 |
Author: 胡刚 |
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Description: 傅立叶变换源码，vc下可用，二维图像处理-Fourier transform source code available under vc, two-dimensional image processing
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Size: 1024 |
Author: 王汉文 |
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Description: 程序代码说明
P0301：数字图像矩阵数据的显示及其傅立叶变换
P0302：二维离散余弦变换的图像压缩
P0303：采用灰度变换的方法增强图像的对比度
P0304：直方图均匀化
P0305：模拟图像受高斯白噪声和椒盐噪声的影响
P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波
P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波
P0308：图像的自适应魏纳滤波
P0309：运用5种不同的梯度增强法进行图像锐化
P0310：图像的高通滤波和掩模处理
P0311：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理
P0312：利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理
-code P0301 : digital image data matrix display and Fourier Transform P0302 : two-dimensional discrete cosine transform image compression P0303 : using gray transform method to enhance the contrast of the image P0304 : histogram equalization P0305 : simulation images by Gaussian white noise and pepper noise impact P0306 : using 2D median filtering function medfilt2 right by the Salt and Pepper noise filtering images P0307 : MATLAB functions filter2 of noise interference filter images mean P0308 : Image Adaptive Filter WEI Na-P0309 : using five different gradient Enhancement Act for image sharpening P0310 : images of high-pass filtering and mask handling P0311 : use Butterworth (Butterworth) low-pass filter on the noise in the image smoothing P 0312 : Butterworth (Butterworth) high-pass filt
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Size: 669696 |
Author: tiantian |
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Description: 数字图像矩阵数据的显示及其傅立叶变换
二维离散余弦变换的图像压缩
采用灰度变换的方法增强图像的对比度
直方图均匀化
模拟图像受高斯白噪声和椒盐噪声的影响
采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波
用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波
图像的自适应魏纳滤波
运用5种不同的梯度增强法进行图像锐化
图像的高通滤波和掩模处理
用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理
利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理
-digital image data matrix display and its Fourier transform two-dimensional discrete cosine transform image compression using gray change The method for enhancing the contrast of the image histogram equalization simulated images by white Gaussian noise and Impulse noise impact 2D Median filter function medfilt2 right by the Salt and Pepper noise interference with the image filtering MATLAB functions fi lter2 right by the noise of image filtering images using adaptive filtering Weiner five different gradient growth Intensity image sharpening images and high-pass filter mask Processing Butterworth (Butterworth) lowpass Filter by the noise of the image smoothing use Butterworth (Butterworth) high-pass filter filter on the image sharpening
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Size: 10240 |
Author: 王晓明 |
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Description: 1.图像频域处理正交变换的matlab实例
2.含有的频域变换内容如下：
正交变换通用算子
傅立叶变换
傅立叶变换的原理
傅立叶性质
二维离散傅立叶变换（ 2DDFT ）
快速傅立叶变换（ FFT ）
傅立叶变换的研究与应用
离散余弦变换
DCT 变换矩阵
dct2 函数和 dctmtx 函数
Walsh- Hadamard 变换
Radon 变换 -1. Image processing orthogonal frequency-domain transform Matlab two examples. Containing the frequency domain transform as follows : orthogonal transformation generic operator Fourier transform theory of Fourier transform two-dimensional Fourier nature of discrete Fourier transform (2DDF T) Fast Fourier Transform (FFT) of the Fourier transform and discrete cosine transform matrix dc t2 function and the function dctmtx Walsh-Hadamard transform Radon transform
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Size: 5120 |
Author: 方周 |
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Description: 实现一维快速傅里叶变换，采用蝶形算法进行频域变换；
二维快速傅立叶变换在此基础上进行，调用两次一维快速傅里叶变换即可。-achieve a fast Fourier transform, using butterfly frequency domain algorithm transformation; two-dimensional fast Fourier transform on this basis, call a two-dimensional fast Fourier transforms.
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Size: 1024 |
Author: cxr |
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Description: 用单片机实现通常的快速傅立叶变换,有一维和二维的-With MCU usual fast Fourier transform, a one-dimensional and two-dimensional
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Size: 1024 |
Author: 张瑞 |
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Description: 构造了复数类，能实现复数的相关操作（比VC的COMPLEX类更易操作）；实现了一维傅立叶变换与反变换
，二维傅立叶变换与反变换-Construction of the complex category, to realize the relevance of plural operations (than the VC of COMPLEX type easier to operate) achieved a one-dimensional Fourier transform and inverse transform, two-dimensional Fourier transform and inverse transform
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Size: 9216 |
Author: 李明 |
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Description: 图形用户界面实现了二维傅立叶变换(fft2)对图象处理,效果好.-Graphical user interface to achieve a two-dimensional Fourier transform (fft2) for image processing and effective.
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Size: 2121728 |
Author: 黄皇 |
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Description: 一维和二维傅立叶正反变换的函数，调用很方便。-One-dimensional and two-dimensional Fourier transform of the function of positive and negative, very convenient to call.
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Size: 6144 |
Author: 郭宇 |
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Description: vc写的快速傅立叶变换篇, 二维傅立叶变换-vc write articles fast Fourier transform, two-dimensional Fourier transform
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Size: 163840 |
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Description: 将图像进行二维傅立叶变换，选取一定数量大系数，其余置零，然后还原图像。(The image is a two-dimensional Fu Liye transformation, select a certain number of coefficients, the rest to zero, and then restore the image.)
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Size: 10240 |
Author: 偏科
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Description: 本文档介绍了快速傅里叶变换的技术，并给出了C++语言中用于计算图像数据的二维FFT的源代码。(This document introduces the techniques of fast Fourier transform and gives a source code in C for computing 2D FFT on image data.)
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Size: 30720 |
Author: bingcheng888
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Description: 数字图像快速傅里叶变换（FFT）。将图像转化成二维灰度图像后再做FFT变换，并输出变换后的幅值图。(Digital image fast Fourier transform (FFT).The image is transformed into a two-dimensional gray level image and then the FFT transformation is made, and the amplitude diagram is output after the transformation.)
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Size: 36864 |
Author: 黄大仙啊啊啊 |
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Description: 二维傅立叶变换的Matlab实现，是利用图像处理软件对给
出的图像进行傅立叶变换处理。
自行设计一幅图像，验证离散傅立叶变换的性质，如：
频谱图中高频分量迅速衰减，可分离性，平移，周期性与共
轭对称性，旋转、线性和比例性，平均值。(The Matlab implementation of two-dimensional Fu Liye transform is based on image processing software. The image is processed by Fu Liye transform. An image is designed to verify the properties of the discrete Fu Liye transform, such as: The high frequency components in the spectrogram decay rapidly, separability, translation, periodicity and total. Yoke symmetry, rotation, linearity and proportionality, average.)
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Size: 2048 |
Author: SmaICG |
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Description: 二维傅立叶变换的Matlab实现，是利用图像处理软件对给出的图像进行傅立叶变换处理。在Matlab中，函数fft2表示二维傅立叶变换，函数ifft2则表示二维傅立叶反变换。(The Fourier transform of the image)
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Size: 1024 |
Author: kingslayer1733 |
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