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work.rar
- 常用图像压缩编码码matlab实现。包括:DM编码、变换编码(FFT和DCT)、算术编码、行程编码、Huffman编码、线性预测编码和一个近似的JPEG编码过程。非常适合入门用户实践。,Commonly used image compression coding matlab code to achieve. Including: DM coding, transform coding (FFT and DCT), arithmetic coding, Run-Length Coding, Hu
PicProcess
- 一个数字图像处理源码,实现了jpeg,bmp,tiff,png,gif等多种图像格式的读取,边缘检测,fft变换,图像形态变化等功能-A source of digital image processing to achieve a jpeg, bmp, tiff, png, gif image formats such as read, edge detection, fft transform, image features such as morphological changes
FFT_2D
- 二维情况下实现快速傅立叶变换,利用一维情况下的FFT实现-under 2D of the fast Fourier transform, using a dimension of the FFT
MatlabFFT
- Matlab_基于FFT的图像配准 粗估算两幅图像之间的平移差,返回水平方向平移差到xtran,返回垂直方向平移差到ytran 用在图像配准中的粗匹配中,对噪声、图像中物体发生运动等极为鲁棒!-FFT-based Matlab_ Image Registration rough estimate of the translation between two images, poor, poor translation to return to the horizontal direct
TwoDimensionalFastFourierTransform
- 本实验要求开发一个2-D FFT程序包,使其可以应用于后续的几个实验。这个程序需要完成的功能是用因子(-1)^(x+y)乘以输入图像以实现滤波的中心变换,并还要求用一个实矩阵乘以一个复数矩阵通过调用两个图像的乘法程序来实现对应元素的相乘,同时计算反傅立叶变换,得到的结果乘以(-1)^(x+y)并取其实部最后计算频谱。实验中用到傅立叶变换的基本公式,通过实验我们可以更加深刻的理解频域滤波的基础。-The experiment calls for the development of a 2-D F
imagefft
- 别人做的对图像惊醒fft的vc程序,有需要的赶紧下啊,本人看不懂-Others to do the fft of the image awakened vc procedures, there is a need to hasten the next, ah, I can not read
fft
- matlab 数字图像信号的频域分析及仿真 将二维数字图像进行傅立叶频域分析,并且做了图像幅度谱重建和相位谱重建,通过这个例子大家可以明白相位比振幅更重要。-matlab digital image signals in frequency domain analysis and simulation of two-dimensional digital image Fourier frequency domain analysis, and has done a reconstructio
FFT
- 这是一个经典的fourier translate 傅里叶变换的程序 计算图像的中心点并标记和傅里叶频谱图的最大能量环并标记-This is a classic Fourier transform fourier translate the program to calculate the center of the image and mark and Fourier frequency spectrum of the maximum energy ring and mark
TheResearchoftherealtimesignalprocessingofSARbased
- 3.完成系统的FPGA程序开发与调试,主要包括FFT,IFFT,CMUL和转置 存储控制等模块,在此基础上,重点介绍了一种基于DDR SDRAM的行写行读高 效转置存储算法,在采用该算法进行转置存储操作时,读写两端的速度相匹配, 满足流水线操作要求,提高了整个系统的实时性。最后介绍了采用CORDIC算法 实现复图像求模运算的方法,分析了算法的硬件实现结构,并给出了基于FPGA 的实现方法及仿真结果。-he FPGA s development and debugging ar
defectrecognition
- defect detection, size and shape recognition in magnetic flaw using wavelet decomposition presented
FFT-s
- FFT 快速傅里叶变换和一般的变换 还有图像的锐化都做了处理了的。-FFT fast Fourier transform and change in general there is a sharpening of the image have done a deal with the.
exp1---fft-with-no-rotation
- 基于全局运动的图像配准程序,能够进行具有全局位移关系的图像配准-Based on the global movement of image registration procedures, to carry out a global displacement of the image registration
image-dispose-function-collection
- visualc++进行图像处理的各种小函数的大集合,包括彩色转灰度,灰度转二值,hough变换,Walsh变换,反色,傅里叶变换,亮度增减,取对数,取指数,平移以及旋转-VisualC++ image processing of a variety of small function of the collection, including color to gray, gray to a value of two, Hough transform, Walsh transform, anti-
second-gray-image-statistics-and-FFT
- 采集一幅像素大于64*64黑白图像; 常规的数学统计数据处理:计算图象各象素点灰度值得均值、标准差、方差,并绘出灰度直方图; 采用[FFT(傅立叶变换)]对图像进行分析-Acquisition of a pixel is greater than 64* 64 black and white images The conventional mathematical statistical data processing: calculation of each pixel gray
bmpdis-fft
- 图像处理程序vc++代码。有图像的傅里叶变换FFT图像线性旋转、绘制直方图、提取直方图、以及绘制图像、提前数据信息等。-Image handler vc++ code. Linear rotation of the image Fourier transform FFT image, draw a histogram to extract histogram is and draw the image, the data in advance.
image-construction-by-fft-and-wt
- 傅里叶变换和小波变换重建图像的比较效果,这个程序可以用来实现四个要求:1、FFT和WT重建效果比较;2、通过改变小波来比较重建效果;3、通过改变分解层数来比较重建效果;4、通过改变大系数个数来比较重建效果。其中还有一个计算PSNR的程序-the comparative effect of reconstruction image by Fourier transform and wavelet transform 。 the program can be used to achieve the
Matlab-FFT-IFFT
- 对信号进行FFT 及IFFt转换的matlab源代码,并且计算转化前后的误差,并绘制响应图像。-FFT of the signal conversion and IFFt matlab source code, and calculation errors before and after conversion, and draw a response image.
fft
- here a file to computee fourier tranform of an image
The-image-processing
- 以对图像进行复制、粘贴、剪切、全选、取消选择和翻转。 过滤图像,包括锐化、浮雕、腐蚀、风化。对图像进行滤波处理:包括最小值滤波处理、最大值滤波处理和中值处理。 对彩色图像进行变换:包括彩色转灰度、彩色转黑白、平滑处理、霓红处理。软化图像,包括红色、绿色、橙色;硬化图像,包括红色、绿色、蓝色。 对图像进行卷积处理,包括水平增强、垂直增强和双向增强。 对图像进行边缘探测,例如右下边缘抽出,拉普拉斯(8邻域)。给图像进行对比度增强,进行FFT分析,以及对两幅图像进行合成。 可以选择
Analog Transmission of Digital Data
- Analog transmission. Analog transmission is a transmission method of conveying voice, data, image, signal or video information using a continuous signal which varies in amplitude, phase, or some other property in proportion to that of a variable. ...