图像无极放大的相关资料，其中几篇文章介绍了如何轮廓矢量化方面的知识，在二值图放大中有很大的应用，也可应用到灰度图像中-Promise to enlarge the image of the relevant information, including several articles describes how to contour vector of knowledge, in the binary image to enlarge, there is in some applications, can also be applied to grayscale image
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