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Graph Regularized Nonnegative Matrix Factorization with Sample Diversity for Image Representation.
Changpeng Wang
Xueli Song
Jiangshe Zhang
Published in:
Eng. Appl. Artif. Intell. (2018)
Keyphrases
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image representation
nonnegative matrix factorization
least squares
negative matrix factorization
multiscale
image classification
sparsity constraints
matrix factorization
sparse representation
data representation
object recognition
bag of words
principal component analysis
objective function
visual words
image retrieval
collaborative filtering
feature space
sparse coding
original data
natural images
data sets
raw data
pattern recognition
feature selection