说明： 最大似然（ML）准则和最大后验概率（MAP）准则，非归零型差分相位调制信号建模与仿真分析 ，预报误差法参数辨识-松弛的思想。 ( Maximum Likelihood (ML) criteria and maximum a posteriori (MAP) criterion, NRZ type differential phase modulation signal modeling and simulation analysis, Prediction Error Method for Parameter Identification- the idea of relaxation.)
