array

sumt法，具有二次收敛性，若目标函数为二次正定函数，经有限步可达到极小点(sumt method, with quadratic convergence, if the objective function is quadratic positive definite function can be achieved by the finite step minima)

用logistic和差分方程预测上海市人口和老龄化比例的matlab程序(profile for difference equation to forcast population )

equalizer respone for channel F1(Z)=.1Z^2-.25Z^1+1-.25Z^-1+.1Z^-2 for zfl with tap=7,9,15

sampling of some signal and fft representation

说明：  Matlab语言在数字语音处理上的应用。(Matlab language in the digital voice processing applications.)

this is a backprojection algorithm to backproject from 4 different direction

LDPC编码研究与分析，包含基本原理与算法及程序(Low Density Parity Check codes)

HNM document to perform harmonics in noise

gsm tch/fs语音信道传送接收过程仿真，包括外编码卷积码交织过程，仿真得到语音信号的误码率曲线。(gsm/fs voice transmission channel receiver process simulation, including the encoding process convolutional codes are intertwined, Simulation is the voice signal BER curves.)

the code simulates the ofdm over rayielgh fading channels