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Noisy image magnification with total variation regularization and order-changed dictionary learning.
Jian Xu
Zhiguo Chang
Jiulun Fan
Xiaoqiang Zhao
Xiaomin Wu
Yanzi Wang
Published in:
EURASIP J. Adv. Signal Process. (2015)
Keyphrases
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dictionary learning
sparse representation
sparse coding
co occurrence
linear combination