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Group Sparsity and Graph Regularized Semi-Nonnegative Matrix Factorization with Discriminability for Data Representation.
Peng Luo
Jinye Peng
Published in:
Entropy (2017)
Keyphrases
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data representation
nonnegative matrix factorization
structured sparsity
dimensionality reduction
least squares
structured data
data mining
machine learning
feature extraction
sparse coding
computer vision
xml documents
semi supervised learning
high dimensional data
xml schema