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Unidirectional Representation-Based Efficient Dictionary Learning.
Xiudong Wang
Yali Li
Shaodi You
Hongdong Li
Shengjin Wang
Published in:
IEEE Trans. Circuits Syst. Video Technol. (2020)
Keyphrases
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dictionary learning
dictionary learning for sparse
sparse coding
sparse representation
image super resolution
image representation
group sparsity
data mining
face recognition
natural images
sparsity constraints
object category recognition