此程序段是用于对比度调整的MATLAB算法。

能实现光流计算，本算法基于金字塔的L_K光流算法计算光流的，需要在OpenCV开发环境运行。-Optical flow algorithom based on pyramid L-K

dct频域进行图像缩放的源码，非常有用。可以很快的进行图像缩放，免去了DECODE再插值。-DCT frequency domain image scaling for the source, very useful. Can be quickly carried out the image scaling, which eliminates the re-interpolation Decode.

实现简单的图像处理算法-simple image processing algorithm

< 数字图像处理》作者－姚敏中所有matlab源程序

改进型自适应陷波谐波检测法的研究，提高陷波器滤波功能-Improved Adaptive Notch harmonic detection method

由于只是利用图像的灰度信息，sl 算法不能很好地区分形状相似但颜色不同的物体：针对这一问题，提出了一种基于彩 色的SIFT特征点提取算法，并着重分析了多种彩色模型对算法性能的影响?这种算法也是在图像的灰度尺度空间上检测特征点， 但其特征向量由各描述子子区域的彩色模型分量的均值组成并在原始的彩色图像上进行计算：实验结果证明了该算法的有效性。-Abstract：Because only the gray scale information is utilized．the SIFT method can’t differentiate the objects with similar shape but with diferent colors commendably．1,1 order to solve such problem．presents a color―based SIF I feature point detecting method and analyzs the method’S performance in temas of diferent color models The method detected interest points in the gray image scale space，and its eigem eetors al’e composed of the mean 、 alues of different color model components in each subregion and are computed based on the Ol。iginal color images．Tile experimental results have proved its validity

基于拓扑导数的图像分割算法，利用某一函数计算图像拓扑导数，并为每个像素归类，从而达到分割效果。-Topology-based derivative of the image segmentation algorithm, using a function derivative calculation of the image topology, and to classify each pixel to achieve the segmentation results.

DCT变换的源代码，支持一维二维DCT变换及反变换-DCT transform of the source code, to support the one-dimensional two-dimensional DCT transform and inverse transform

正交变换：在图像处理中，正交变化是非常重要的数学实现方法，压缩中应用广泛。-Orthogonal：transformation: In the image processing, orthogonal change is a very important mathematical realization method, widely used compression.

通过LSB算法实现基本的图像隐藏功能 使用经典图像显示-LSB algorithm through the basic functions of image hiding using the classic image display