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HSOG: A Novel Local Image Descriptor Based on Histograms of the Second-Order Gradients.
Di Huang
Chao Zhu
Yunhong Wang
Liming Chen
Published in:
IEEE Trans. Image Process. (2014)
Keyphrases
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local image descriptors
image representation
image patches
higher order
image transformations
invariant features
image descriptors
multiscale
computer vision
image segmentation
pattern recognition
sparse coding
color information
image gradient