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Method and device for extracting features from gray-scale image and generating boundaries of document elements
Method and device for extracting features from gray-scale image and generating boundaries of document elements
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机译:从灰度图像中提取特征并生成文档元素边界的方法和装置
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摘要
A method of extracting features from a gray-scale image includes the steps of generating polygons which approximate a curved surface represented by the gray-scale image, and extracting features with respect to common edges of adjoining polygons. The method further includes the step of generating boundaries of document elements based on the features.
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