Image processing , the feature point refers to an image gray value occurrence point or a drastic change in image edge curvature larger dots (i.e., the intersection of two edges). Image feature points in the feature point-based image matching plays an important role in the algorithm. The image feature point can reflect the essential characteristics of the image, the image of the target object can be identified. Matching feature points to complete the image matching. [1]
In digital image processing feature points is what
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