fft-dft-and-ploting

Kaisai 和IIr滤波器的程序，大家看看，挺好的(Kaisai and IIr filter program, we look quite good)

说明：  信道均衡的仿真，预置式均衡滤波器，通过均衡看均衡前后的误码率(Simulation of channel equalization, preset EQ filter, through a balanced look at the bit error rate before and after equilibrium)

说明：  mimo code testing for the testing of a mimo system in the context to ML ZF MMSE

半带滤波器的matlab实现，实现了2倍抽样的过程。(Half-band filter matlab implementation, to achieve a 2-fold sampling process.)

Numerically approximates the double integral of a standard bivariate Normal distribution

文件夹为Matlab编写的油藏数值模拟单相渗流所需要的作业文件,每个函数文件中均有详细的函数说明和代码示例(The File concerns about the homework regarding Single Phase of Reservoir Simulaiton, Each of text file consists of detailed description and example)

模态分析，用FFT对输入的激励信号提取振动的频率(Modal analysis using FFT excitation signal input to extract vibration frequency)

logical operation in matlab for image manipulationg

用matlab写的五种矩阵求逆程序，里面含有说明文件(Using matlab to write five matrix inversion procedure, which contains documentation)

计算兄弟数，平时练习题，算法比较笨，欢迎指教(Calculate the number of brothers, usually exercises, algorithm is stupid, please advise)