中文说明：
ICA（主分量分析）算法和程序，分析了该信号的时域、频域、倒谱，循环谱等,使用高阶累积量对MPSK信号进行调制识别，给出接收信号眼图及系统仿真误码率，抑制载波型差分相位调制，信号维数的估计，包括随机梯度算法，相对梯度算法。
English Description：
ICA (principal component analysis) algorithm and program, analyzes the time domain, frequency domain, cepstrum, cyclic spectrum of the signal, uses high-order cumulant to identify MPSK signal modulation, gives the received signal eye diagram and system simulation bit error rate, suppresses carrier type differential phase modulation, estimates the signal dimension, including random gradient algorithm, relative gradient algorithm.