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Sub clustering K-SVD: Size variable dictionary learning for sparse representations.
Jianzhou Feng
Li Song
Xiaokang Yang
Wenjun Zhang
Published in:
ICIP (2009)
Keyphrases
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dictionary learning for sparse
dictionary learning
sparse representation
clustering algorithm
k means
sparse coding
unsupervised learning
data points
high dimensional data
machine learning
image processing
linear combination
action recognition