pid

定义一个用于创建对象的接口，让子类决定实例化哪一个类。Factory Method 使一个类的实例化延迟到其子类。(Analysis and implementation of common design patterns (C++))

Plays piano sound in matlab

matlab 图像梯度化示列，对新手学习matlab很有帮助(matlab image gradient-based show out on the novice to learn matlab helpful)

自己编写锁模激光程序，有些不完善的地方请见谅(Local mode-locked laser to write your own program, please forgive me some imperfect)

音乐教学论文，主要介绍了音乐教学方面的一些技巧。(Music education papers, introduces some of the music teaching skills.)

modelling of system non linering

peer pressure聚类算法 可以实现社会网络的简单聚类分析。(peer pressure clustering Algorithm)

二质量伺服系统的Simulink仿真程序(Quality servo system in Simulink simulation program)

3阶iir滤波器设计，不采用matlab自带的滤波子程序，完全自己编写程序，可以十分方便的转化为c语言。(3-order IIR filter design, do not use built-in filtering matlab Subroutine entirely their own programming, can be transformed into a convenient c language.)

这是matlab下进行mp3音频编解码的工具箱。包含了文件读取输出、编解码以及采样率转换等工具(This is carried out under matlab audio codec mp3 toolbox. Contains a document to read the output, codecs, as well as tools such as sample-rate converter)