IMPROVEROF

运用MATLAB制作高通、低通等各种滤波器，实现变声系统。(Making use of MATLAB to create high pass, low pass and other filters,to achieve the goal of changing the sound . )

在理想的信道状态条件下，对MIMO-OFDM系统进行仿真，包括信道估计，调制，解调，信道编解码等(In an ideal channel state conditions, the MIMO-OFDM system is simulated, including channel estimation, modulation, demodulation, channel coding and decoding)

这是一个KNN分类器的matlab函数（K近邻分类器）,可自由选择参数k(it s a KNN classifier program of the matlab ,you can chose the parameter k to conduct the classify procedure )

说明：  基于MFCC的语音识别，matlab程序(MFCC-based speech recognition, matlab program)

通过预建的人脸图像库，实现人脸识别的matlab程序。(By pre-built library of face images, face recognition matlab program.)

Alamouti scheme communication

模拟退火算法程序原码以及算法程序，是用MATLAB编辑好的m文件(Simulated annealing algorithm program source code and algorithm program is a good m file in MATLAB Editor)

瑞利信道下四节点单中继网络中采用分层调制的误码率(the BER of hierarchical modulation in four node one rayleign networks in ralyleign fading channel )

用于处理音频信号 便于分习信号的频率等 有用消息(A facilitate stars learning signal frequency for processing an audio signal useful message)

rottation this rottation program in matlab code.this program is used to rottate an image with specified angel.