Exemplar-based algorithms are a popular technique for image inpainting. They mainly have two important phases: deciding the filling-in order and selecting good exemplars. Traditional exemplar-based algorithms are to search suitable patches from source regions to fill in the missing parts. but they have to face a problem: improper selection of exemplars. https://www.roneverhart.com/Nova-Medical-Phoenix-Rise-UP-Rollator-Upright-Rolling-Walker/