International Scholarly Research Notices / 2012 / Article / Fig 3

Research Article

An Effective Color Addition to Feature Detection and Description for Book Spine Image Matching

Figure 3

(a) A photometric invariance test image and (b) its ๐‘Œ channel, (c) ๐ถ ๐‘ channel, and (d) ๐ถ ๐‘Ÿ channel.
945973.fig.003a
(a)
945973.fig.003b
(b)
945973.fig.003c
(c)
945973.fig.003d
(d)

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