三节点有限元方法的计算，劲度矩阵式12*12的，可以有效求解出结点位移，结点应力，求解线性方程组方法简单-Three-node finite element method calculation stiffness matrix 12* 12, can effectively solve the nodal displacements, nodal stresses, simple method for solving linear equations

进行逐步线性回归，Matlab实现界面友好，经典的灰度共生矩阵纹理计算方法。- Stepwise linear regression, Matlab to achieve user-friendly, Classic GLCM texture calculation method.