图片结构相似度评价，附加MSE,SNR,PSNR等作为对比参数-Photo structure similarity evaluation, additional MSE, SNR, PSNR, etc., as comparative parameters

To calculate the Bit Error Rate (BER)of AWGN channel for a given range of SNR in MATLAB

MATLAB仿真通信PSK误码分析,主要用来测试SNR从0到10时的系统性能,-MATLAB simulation PSK communication error analysis, mainly used to test the SNR 0 to 10 at the time of the system performance,