peizhun

这块程序是用来求取圆面和矩形面积的，分为几个子程序。(This procedure is used to strike a round face and a rectangular area, divided into several subroutines.)

图像处理，手写数字识别，GUI界面内自写数字，可以用来学习。(Image processing, digital handwriting recognition, digital write within the GUI interface, can be used to learn.)

2014年海康威视校招笔试题，对于想要从事图像处理工作的同学十分有用，图像处理算法类试题，考的是C语言和C++.图像算法类题目不常见。(2014 Hikivision exam)

说明：  实现图像重建功能，里面包含三种算法，LBP、LandWeber、共轭梯度算法(Realizes image reconstruction, which contains three algorithms, LBP, Land Weber, conjugate gradient algorithm)

使用基于PCA+KNN算法实现的人脸识别，本算法的优点在于使用的是基于2DPCA的方法，计算时间更短，效率更高。(PCA+ KNN-based face recognition algorithm, the advantage of this algorithm is based on the use of 2DPCA method in calculating the time is even shorter, more efficient.)

用C编写程序来求解圆的面积和周长，这是以前的一个实习作业。(Write a program in C to solve the area and perimeter of a circle, which was previously an internship job.)

模式识别相关技术，EM算法简介，EM算法是关于半监督学习的一种技术(Pattern recognition technology, EM algorithm About, EM algorithm is on a semi-supervised learning techniques)

基于小波模极大值贝叶斯阈值算法，实现图像吐糟的功能，与其他去噪方法进行对比。(Based on wavelet modulus maxima Bayesian threshold algorithm, spit bad image features comparison with other denoising methods.)

采用Graph Cut算法进行multiple-label的图像分割，算法很完整，非常适合初学者以及开发人员参考(multiple-label image segmentation using Graph Cut based algorithm, suitable for beginners and developers)

说明：  将已知的灰度图像逆时针旋转60度，矩阵运算，图像旋转(Rotate the known grayscale image 60 degrees counterclockwise, matrix operation, image rotation)