matlab做的图像的几何变换，包括图像的加法，减法，乘法和除法，可直接运行。-Matlab to do the image geometric transformation, image addition, subtraction, multiplication and division, can be run directly.

1.matlab矩阵与稀疏矩阵的互相转换、稀疏矩阵的加法、减法、乘法 2.GS方法、jacobi方法求解线性方程组 3.图像去噪-1.matlab sparse matrix and mutual conversion, addition, subtraction, multiplication 2.GS method, jacobi sparse matrix methods for solving linear equations 3. Denoising