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International Scholarly Research Notices
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International Scholarly Research Notices
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2012
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Article
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Fig 2
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Research Article
An Effective Color Addition to Feature Detection and Description for Book Spine Image Matching
Figure 2
Two example feature keypoints. The center pixel of both keypoints has the same grayscale value of 129.6 using (
1
).
(a)
RGB (255, 90, 0)
(b)
RGB (0, 160, 255)