给出接收信号眼图及系统仿真误码率，对于初学matlab的同学会有帮助，能量熵的计算，一种流形学习算法（很好用），脉冲响应的相关分析算法并检验。- The received signal is given eye and BER simulation systems, Matlab for beginner students will help, Energy entropy calculation, A fluid manifold learning algorithm (good use),