二阶巴特沃斯(Butterworth)高通滤波,最后显示处理结果. 直接解压后将图片和程序放在同一个文件夹里....

图像锐化算法，锐化的效果很明显，能达到预期的效果，很适合应用再实践中，运行速度一般。-Image sharpening algorithm, the effect of sharpening it is clear that to achieve the desired results, it is suitable for further practice, the operating speed in general.

/* This program is to read and write bmp images */ bit图的读写操作，很值得一看-/* This program is to read and write bmp imag es*/bit map reading and writing operations, is an eye-catcher

awimg=rgb2gray(im1) tic [accum, circen, cirrad] = CircularHough_Grd(rawimg, [20 30],5,50) circen toc figure(1) imagesc(accum) axis image title( Accumulation Array from Circular Hough Transform ) figure(2) imagesc(rawimg) colormap( gray ) axis image hold on plot(circen(:,1), circen(:,2), r+ ) for k = 1 : size(circen, 1), DrawCircle(circen(k,1), circen(k,2), cirrad(k), 32, b- ) end hold off title([ Raw Image with Circles Detected , ... (center positions and radii marked) ]) figure(3) surf(accum, EdgeColor , none ) a

128*128灰度图象二值化后进行RLE编码。 在为其解码-128* 128 grayscale image binarization after RLE encoding. In its decoders. .

一个简单的高斯平滑滤波的MATLAB程序 可以用于初学者学习-A simple Gaussian smoothing filter can be used in the MATLAB program for beginners to learn

matlab算法,可以实现一些基本的图像处理的算法，也可以进行图像分割-matlab

利用matlab对图象进行二维离散变换(Mallat快速算法)-using Matlab for discrete two-dimensional image transform (Mallat fast algorithm)

Visual C++MATLAB图像处理与识别实用案例精选之　图像收缩　算法的源程序，含标准测试图片-Visual C MATLAB image processing and recognition of practical cases selected images contraction algorithm source files, including standard tests Photo

图像分割，实现最大实现最大方差法计算分割门限-image segmentation, the highest maximum variance method segmentation Threshold

任意构建多边形，然后填充多边形区域。填充颜色可以任意选取。-Constructing arbitrary polygon, and then filled polygon region. Fill color can be selected.