Decimation

C编写的QPSK调制解调，很有用，值得学习，代码编写很规范(Written in C QPSK modulation and demodulation, very useful, it is worth learning, very standardized coding)

一个关于模糊PID的MATLAB仿真程序。用FIS工具箱来实现的.(failed to translate)

matlab7.0教程，让你详细了解其具体使用，从入门到高手！(matlab7.0 tutorial, you learn more about their specific use, from entry to the master!)

matlab的支撑向量机工具箱的使用介绍，比较实用的文档(matlab toolbox for the use of support vector machine introduced more practical document )

hdf5 is a very important Lib for unix ......

已知一个LTI系统的差分方程为： y[n]-1.143*y[n-1]+0.4128*y[n-2]=0.0675*x[n]+0.1349*x[n-1]+0.0675*x[n-2] 初始条件y(-1)=1,y(-2)=2，输入x(n)=u(n)，计算系统的零输入响应 (known LTI system of a differential equation : y [n]-1.143* y [n-1] 0.4128* y [n-2] x = 0.0675* 0.1349 [n]* x [n-1] 0.0675* x [n-2] initial conditions y (1) = 1, y (2) = 2, input x (n) = u (n), we calculate the zero input response)

说明：  人脸检测 123456789012323456780(face detec)

fouriers transforms impedance

在MIT的meep中，用来计算银表面的折射率和吸收率。用于FDTD算法。(Meep at MIT, the silver surface used to calculate the refractive index and absorption rate. For the FDTD algorithm.)

主成分分析在线功能实现和用法，这里是源代码，代码详细，数据齐全(Principal component analysis of the implementation and usage of online features, here is the source code, the code in detail, the data is complete)