the matlab codes for digital image process

边缘检测Sobel算子实现数字图像处理中边缘检测-Sobel edge detection operator of digital image processing edge detection

主要是关于opencv的介绍，实现图像增强，图像变换和其他一些功能。-Mainly on the introduction of opencv to achieve image enhancement, image transformation, and other features.

RanSac算法检测椭圆，要求各个点是接近一个平放的椭圆。效果还可以。-RANSAC ellipse detection algorithm requires each point is closer to a flat oval. Effects can also.

模板匹配：双向梯度迭代(BDGM)匹配算法-template matching : two-way gradient iteration (BDGM) Matching Algorithm

数字图像 图形处理 利用c++ 旋转的源代码-digital image processing using graphics c rotating source code

图像反转源码，c代码，环境windows-source, c code, the environment windows!

亮度变换在空域上图像的点运算，包括图像增强、亮度对比度调节。-Brightness of the image transform in the airspace of the point calculations, including image enhancement, brightness-contrast adjustment.

基于DCT方法的数字水印论文5篇，对学习基于DCT方法的数字水印初学者会有帮助。可以了解基于DCT的水印基本方法。-DCT-based method of digital watermarking papers 5, to learn methods of digital watermarking-based DCT would be helpful for beginners. DCT-based watermark can learn the basic method.

PCA-SIFT实现图像的不变性特征提取,利用主元分析提取SIFT特征,提高了效率.-PCA-SIFT invariant image feature extraction, using principal component analysis extracted SIFT features, improved efficiency.