中文说明： 包括主成分分析、因子分析、贝叶斯分析，GSM中GMSK调制信号的产生，重要参数的提取，非归零型差分相位调制信号建模与仿真分析 ，用平面波展开法计算二维声子晶体带隙,通过反复训练模板能有较高的识别率。
English Description：
Include principal component analysis, factor analysis, Bayesian analysis, GSM GMSK modulation in signal generation, extraction of important parameters, non-zero differential phase-modulated signal modeling and simulation analysis using plane-wave expansion method for calculation of band gap of two-dimensional phononic crystals through practice templates can have a higher recognition rate.