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数字图像处理算法
- 数字图像处理:先进行傅里叶变换,然后低通滤波;最后还原。并附有余弦变换对照结果。,DIP:first FFT,then Butterworth filter,last inverse the course,also the DCT for comparition.
txlb
- 数字图像处理中的滤波和傅里叶压缩,包括理想低通滤波器,巴特沃茨高通滤波器,高斯带通滤波器,高斯带阻滤波器,FFT图像压缩。附原图像和处理后的图像截图。-Digital image processing in filtering and Fourier compression, including the design of an ideal low-pass filter, design Batewoci high-pass filter, bandpass filter design Gaus
view
- C#数字图像处理算法,彩色图像灰度化,灰度直方图,图像腐蚀运算,图像膨胀运算,图像开运算与闭运算,傅里叶变换等多种算法及实例-C# digital image processing algorithms, color images of gray, gray histogram, image corrosion computing, image expansion of computing, image to open computing and closing operation, such
fft2d
- 数字图像的傅里叶变换包括旋转平移后的原图及其频谱图。显示用的是三维坐标-Digital image, including the Fourier transform of the image after rotation and translation spectrum Fig. Show that using a three-dimensional coordinates
Digitalimageprocessing
- 数字图像处理讲义及代码,包含边缘检测,傅里叶变换等等。-Digital image processing notes and code, including edge detection, Fourier transform and so on.
MATLAB
- MATLAB工具结合数字图像处理,完成实验,有图像彩色空间转换,傅里叶变换,余弦变换,直方图均衡等等,有需要的看一下。-Combination of MATLAB tools for digital image processing, the completion of the experiment, the image color space conversion, Fourier transform, cosine transform, histogram equalization and
MyDIP
- 数字图像处理中的傅里叶变换的实现,在VC++环境下实现-fourier switch
appendix
- 28个常用的数字图像处理程序包括傅里叶变换、图像平移、直方图均衡、直方图均衡、图像镜像、均值滤波等。-Fourier transform, image translation, histogram equalization, histogram equalization, image mirroring, mean filtering.
DIB
- 这是一个常用的数字图像处理程序,包括图像的大小变换,傅里叶变换,傅里叶逆变换,常有的滤波器等-This is a commonly used digital image processing procedures, including the size of the image transform, Fourier transform, inverse Fourier transform, filter and so often
FreTrans
- 数字图像傅里叶变换以及快速傅里叶变换(fft)离散余弦变换,沃尔什变换-Digital images and fast Fourier transform Fourier transform (fft) discrete cosine transform, Walsh transform
fourier
- 基于傅里叶域内的研究水印,实现其鲁棒性。数字水印技术,能有效的维护数字作品及数据的安全性,是信息隐藏领域的一个重要分支,它与信息安全、信息隐藏、数据加密等均有密切关系。数字水印有多个研究方向,主要集中在图像水印方面。基于傅立叶域的数字图像水印技术,是一种常见的水印算法,它具有算法简单,执行效率高,能有效对抗攻击的特点。-Research based on Fourier domain watermarking, to achieve its robustness. Digital waterma
ImageProcessing
- 图像的快速傅里叶变换,将图像由模糊变为清晰(Fast Fourier transform of image)
fft
- 对数字图像进行傅里叶变换,查看其频谱图及相位图。(Fourier transform of digital images, to see its spectrum and phase diagram.)
图像加减等操作
- 利用matlab实现图像的加减,图像的傅里叶变换等等图像处理过程(Using MATLAB to realize image processing and subtraction, image Fourier transform and so on image processing)
数字图像傅立叶变换
- 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 trans
快速傅里叶变换及实现——交换两幅图像的相位谱
- 快速傅氏变换(FFT),是离散傅氏变换的快速算法,它是根据离散傅氏变换的奇、偶、虚、实等特性,对离散傅立叶变换的算法进行改进获得的。它对傅氏变换的理论并没有新的发现,但是对于在计算机系统或者说数字系统中应用离散傅立叶变换,可以说是进了一大步。(Fast Fourier transform (FFT) is a fast algorithm for discrete Fourier transform. It is based on the characteristics of discrete
1stApp
- 这是一个适用于数字图像处理初学者的绿色编程软件,可以容易地添加代码进行图像放大、缩小、旋转等处理;也可以对图像进行时域和频域滤波(傅里叶变换已存在)。(This is a green programming software for beginners of digital image processing. It can easily add code for image enlargement, reduction, rotation, etc. It can also perform ti
java数字图像处理
- 几何变换,图像增强,傅里叶变换,边缘检测(Geometric transformation, image enhancement, Fourier transform, edge detection)
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- 在matlab中,对特定取值范围的傅里叶频谱进行对数变换。(In MATLAB, logarithmic transformation is carried out for Fourier spectrum of a particular value range.)
chp4ex1
- 使用二维傅里叶函数FFT2对图像进行傅里叶变换,如进行动态范围压缩。(Two dimensional Fu Liye function FFT2 is used to transform the image into Fu Liye transform, such as dynamic range compression)