CHAP4

this is partial code for paper "A Robust Wavelet-Based Watermarking Algorithm Using Edge Detection"

the code is for face recognition in color images.

本资料为细致介绍matlab的安装和应用资料，对于新入门者有很大的促进作用(The information detailed introduction matlab installation and application information, have a significant role in promoting new beginners)

matlab convolution sample

lapsvm 方法，进行半监督学习，模式识别与数据挖掘，数据分类(lapsvm method,semi-supervised learning,label unlabel)

一个用来计算一维光子晶体构成的波导通路的场传播(Used to calculate a one-dimensional photonic crystal waveguide consisting of field propagation path)

ChunmingLi编写的levelset程序，主要用于图像分割。(ChunmingLi levelset prepared by the procedure used mainly for image segmentation.)

a fifth version of Dsp view code in matlab

image resize, gray, average filter, gaussian filter

适用于matlab用打靶法解决有边界问题的微分方程，各种参数已经在程序中说明清楚了(shooting method)