filterbank1

洪水模型（圣维南方程的差分求解方法） All Right Reserved 城市公共安全应急系统中一维洪水演进及其可视化研究 (Flood model (method for solving the Saint-Venant Equations) All Right Reserved Urban Public Safety Emergency System of a Weihong Evolution and Visualization of water )

GPS/INS组合导航，可以提高系统精度，很实用(integrated navigation)

基于二阶导数的图像边缘检测方法，包括marr算法和laplacian算法(Second derivative-based edge detection methods, including marr algorithms and laplacian algorithm )

IIsum compute the sum of untegral image

该算法是有关于蚂蚁聚类算法的matlab源代码，是转载的。(The algorithm is on the ant clustering algorithm matlab source code is reproduced.)

完全按照论文Face Recogniton Using Eigenfaces设计的PCA源码，无解压密码(in full accordance with the thesis Face Recogniton located Using Eigenfaces PCA of source code, without extracting passwords)

基于DCT数字水印算法的Matlab实现源代码,1. 将文字水印和图像水印转换为二值序列水印； 2. 对水印进行置乱，提高其安全性； 3. 选择合适大小的块，给出DCT域中频分块编码方案；(DCT-based digital watermarking algorithm Matlab source code, a text watermark and image watermark converted into a binary sequence watermark .. 2 watermark scrambling to improve their safety 3 Select the appropriate size of the block, given DCT domain frequency block coding scheme )

实现通信抗干扰的跳频通信，希望对初学通信抗干扰的同志有所帮助(To achieve interference rejection for frequency hopping communication, hope to comrades beginner help communication interference)

libsvm的安装，配置，以及用libsvm完例成的一个小实(The installation, configuration, and use of libsvm as a small implementation)

均值滤波：把每个像素周围的8个像素来做均值操作，可以平滑图像，速度快，算法简单，但是无法去掉噪声，只能微弱的减弱它。(The mean filtering: 8 pixels around each pixel do mean, you can smooth image, fast and simple algorithm, but can not get rid of the noise, only faint weakened it.)