Digital_watermark_processing

能进行基于Arnold算法的正变换和反变换(Arnold-based algorithm to the transformation and anti-transform)

说明：  在MATLAB中实现画无向网络图，可用于社群聚类分析中(In MATLAB,the drawing is not directed to network graph,which can be used in social cluster analysis.)

高速机动目标检测跟踪的程序，好不容易写的，请珍惜(High-speed target detection)

用于求解张正友相机标定过程中的单应性矩阵(Homography matrix for camera calibration)

一个国外人编写的数学形态学的工具箱，几乎包括了所有的常用的算法，如形态学开，闭，重构，等等算法(Prepared by a foreign person toolbox of mathematical morphology, almost including all the commonly used algorithms, such as morphological open and close, remodeling, and so on algorithm)

说明：  用Lorenz序列进行彩色图像加密，加密效果良好，性能得到较大提升(Using Lorenz sequence to encrypt color image, the encrypting effect is good and the performance is greatly improved.)

将一张小图片影藏到大图片当中，使用半色调技术，并通过线性变换，调整两幅图像，将小图像影藏到大图像奇数行和列当中，可以调节线性函数的系数，改变影藏效果，改进后的(Will a small picture hidden to the big picture of a shadow of halftone use technology, and through the linear transformation, adjust the two images, the images hidden to big image of an odd number of rows and columns, can adjust the coefficients of the linear function, change the shadow hidden effect)

YUV Quantization using VS2010

图像特征提取 梯度直方图 matlab代码 能提取图像特征向量。(Image feature extraction the gradient histogram matlab code can be extracted image feature vectors.)

水平集方法及其在图像分割中的应用研究。09年中科大的博士论文，很详细的讲解了水平集在图像分割中的应用(Level set method and its application in image segmentation study. Cultivation of doctoral thesis in 2009, a very detailed explanation of the level set image segmentation in)