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assign3_m100295cs
- a) On sample artificial, 8X8 / 16X16 images, take the DFT, DCT, WT, & HT. Print the image & transform matrix side by side b) Repeat the above on real images of size 256X256, and display the transform coefficients as 8-bit intensity images along
DFT-DCT
- 基于VC++的图像的DFT变换和DCT变换，并可实现两者间的对比转换-VC++ based on the image of the DFT transform and DCT transform, and to achieve the contrast between the two conversion
dft
- 图像的傅里叶变换。在代码中实现了将两幅图像的幅度谱和相位谱进行交换，进而理解两者在图像显示中的作用-Fourier transform of the image. Implemented in the code will be two images amplitude spectrum and phase spectrum of exchange, and thus to understand both the role of the image display
DFT傅立叶变换
- 本代码可以实现图像的傅里叶变换。经过调试无错误，可顺利使用。有利于图像处理的学习。-This code can achieve the image Fourier transform. After debugging error-free, can be successfully used. Conducive to the learning image processing.
MATLAB-Image-changing
- MATLAB图像变换源码，包括CWT、DCT、DFT和DWT。-Matlab image from source code, including cwt, dct, dft and dwt.
08BCE265
- It is a source code for a 2-d DFT for image processing
DFT
- 数字图像处理，灰度化、邻域平均、中值滤波、傅里叶变换、轮廓提取-Digital image processing, gray, neighborhood average, median filtering, FFT, contour extraction
Fundamentals_of_Digital_Image_Processing_-_Anil_K
- In this a DFT based Digital Image Watermarking Scheme is developed. Digital image watermarking is a technology for imperceptibly embedding various types of information into an image. The biggest challenge for image watermarking is manipulations and d
bmp-process
- 数字图象处理算法的演示，包括：图象的DFT和逆DFT 图象的FFT和逆FFT；在图象中加入正弦噪声；图象的模板运算实现图象平滑和锐化；图象的直方图均衡化 • 图象的对比度拉伸 • 图象的中值滤波 • 图象灰度直方图的显示 • 若干频域滤波器 • 图象的镜像 • 图象的旋转（90度与任意角度） • 图象的放缩 • 其它小算法 -Demonstration of
dft-opencv-code
- opencv与vc6.0环境中对离散傅里叶变换的代码实现，但要求图像是512*512-opencv and vc6.0 environment Discrete Fourier Transform code, but requires that the image is 512* 512
example-DFT-2D
- example of use DFT 2D in a gray image by matlab
demo2_compress_image
- 基于dft的图像压缩 matlab实现-Based on dft image compression matlab achieve
FFT-VS-DFT
- 数字图像处理 快速傅立叶变换FFT VS DFT代码-The digital image processing Fast Fourier Transform FFT VS DFT code
image
- MATLAB图像的离散傅里叶变换，以及相关的频谱显示及分析图谱-image processing ,DFT transform,MATLAB code processing
DFT-and-DCT-transformations
- 二维离散傅里叶变换和离散余弦变换同属于图像的二维正交变换，它们在图像处理中有 着极为重要的应用价值。利用这些正交变换可以获得图像的频域信息，从而实现图像的增强、复原、编码和描述。本文将描述对图像进行DFT 和DCT 变换的过程。在进行DFT 变换后，还会将图像的幅频、相频特性进行置换操作后反变换，并探讨其中的规律；而在DCT 变换后，还将探讨如何选取DCT 系数点以实现图像的复原。请先阅读压缩包内的pdf文档。-This code implements the DFT and DCT tra
dft
- 對圖檔進行傅立葉轉換影像處理OPENCV-Graphic Fourier transform image processing OpenCV
dft
- 重新排列象限傅立叶图像，使原点在图像中心 SRC和DST同等大小和类型的数组-Rearranged Fourier image quadrant, the origin is at the image center SRC and DST array of the same size and type
dft
- 图像的傅里叶变换代码，有利于学习图像处理的同学进行参考-Fourier transform of the image code, is conducive to learning image processing reference classmates
DFT
- 对图像进行傅里叶变换、逆变换，对数变换以增强灰度级细节(这种变换使以窄带低灰度输入图像值映射一宽带输出值-The image Fourier transform, inverse transform, logarithmic transformation to enhance the gray-level detail (which transform the input image narrowband low gray value mapping a broadband output val
DFT
- 图像快速傅里叶变换，平台为VS2010，配置Opencv2.3.1-Image fast Fourier transform, a platform for VS2010, configuration Opencv2.3.1