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Secure Overcomplete Dictionary Learning for Sparse Representation.
Takayuki Nakachi
Yukihiro Bandoh
Hitoshi Kiya
Published in:
IEICE Trans. Inf. Syst. (2020)
Keyphrases
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dictionary learning for sparse
dictionary learning
sparse representation
sparse coding
linear combination
high level
image collections
machine learning
pattern recognition
natural images
image representation