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Non-Negative Matrix Factorization Revisited: Uniqueness and Algorithm for Symmetric Decomposition.
Kejun Huang
Nicholas D. Sidiropoulos
Ananthram Swami
Published in:
IEEE Trans. Signal Process. (2014)
Keyphrases
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negative matrix factorization
learning algorithm
similarity measure
k means
data clustering
convergence rate
data sets
object recognition
image classification
input data
expectation maximization
sparse representation
document clustering
matrix factorization
gradient method
latent semantic space