prova

OFDM transmitter and receiver

正交频分复用，多输入多输出的信道估计的matlab程序，经过验证可以直接运行(Orthogonal frequency division multiplexing MIMO channel estimation matlab program can be run directly, proven)

人脸数据库数据降维的Matlab实现，可将高维的人脸数据降维到3维或2维(The face database data dimensionality reduction Matlab, the face of the high-dimensional data down to 3-dimensional or two-dimensional)

matlab实现对ofdm系统的整体仿真，适合初学ofdm的人员(Matlab implementation of the overall simulation of the OFDM system, suitable for the beginners of OFDM)

资源描述非常经典的人体行为识别算法，希望对大家有所帮助！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！！1

使用卡尔曼滤波对一个弹跳的小球进行跟踪并绘出其运动轨迹(target tracking using kalman)

matlab code for qpsk modulation technique

说明：  产生m_W序列，并计算其功率谱、自相关系数和互相关系数。(M_W generated sequences, and calculate its power spectrum, since the correlation coefficient and the number of mutual relations.)

由于硬判决在判决过程中将接收直接判决为[1 0],而损失了相应的近似信息，导致了接收信息在某种意义上的浪费。软判决将接收电平量化，尽可能保存相应的信息，故可以提高译码性能。(soft descision decoding)

Function to insert guard interval into transmission signal.Function to remove guard interval from received signal