中文说明：matlab小波分析程序，详细画出了时域和频域的相关图，主要为数据分析和统计，基于K均值的PSO聚类算法,用平面波展开法计算二维声子晶体带隙,计算加权加速度。
English Description：
Matlab wavelet analysis procedures, detailed drawing of the time domain and frequency domain correlation diagram, mainly for data analysis and statistics, PSO clustering algorithm based on K-means algorithm, using the plane wave expansion method calculation of two-dimensional phononic crystal band gap, calculation of the weighted acceleration.