图像处理：包括图像灰度处理、二值化、放大缩小、边缘检测、hough变换和其他功能-Image Processing: including gray processing, binarization, zoom, edge detection, hough transform, and other features

放大曲线图中的一部分以使图像细节更明显，便于比较不同的曲线结果。同时这也可以使得自己的曲线图看起来更美观。-An enlarged portion of the graph to make the image more clear detail, to facilitate comparison the results of the different curves. Meanwhile it also can make your own graphs look more beautiful.