AKAZE: sort keypoints by size before grid filtering #635
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Sort keypoints by size to guarantee best points are kept. Reordering keypoints also helps preventing grid-filtering from creating a non-uniform distribution within cells when input keypoints are sorted by spatial coordinates.
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Description
Sort keypoints by size to guarantee best points are kept. Reordering keypoints also helps preventing grid-filtering from creating a non-uniform distribution within cells when input keypoints are sorted by spatial coordinates.
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