使用大量的有限元法求解偏微分方程，基于分段非线性权重值的Pso算法，人脸识别中的光照处理方法。- Using a large number of finite element method to solve partial differential equations, Based on piecewise nonlinear weight value Pso algorithm, Face Recognition light treatment method.

Gabor小波变换与PCA的人脸识别代码，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。- Gabor wavelet transform and PCA face recognition code, K-means clustering algorithm based on the PSO, Computation Method D phononic bandgap plane wave.