Poisson_Image_Editing .....................\find_result_channel.m .....................\find_t_gradient.m .....................\find_t_gradient_b_diff.m .....................\find_x_gradient.m .....................\find_x_gradient_b_diff.m .....................\find_y_gradient.m .....................\find_y_gradient_b_diff.m .....................\main.m .....................\pad_image.m .....................\sp_laplace.m