中文说明： D-S证据理论数据融合，用平面波展开法计算二维声子晶体带隙,对球谐函数图形进行仿真,多元数据分析的主分量分析投影，中介真值程度度量，基于中介真值程度度量的图像分割LCMV优化设计阵列处理信号。
English Description：
D-S evidence theory data fusion, using the plane wave expansion method to calculate the two-dimensional phononic crystal band gap, spherical harmonic function graphics simulation, principal component analysis projection of multivariate data analysis, intermediate truth degree measurement, image segmentation based on intermediate truth degree measurement, LCMV optimization design array processing signal.