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On the equivalence between Non-negative Matrix Factorization and Probabilistic Latent Semantic Indexing.
Chris H. Q. Ding
Tao Li
Wei Peng
Published in:
Comput. Stat. Data Anal. (2008)
Keyphrases
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probabilistic latent semantic indexing
nonnegative matrix factorization
negative matrix factorization
matrix factorization
document clustering
principal component analysis
sparse representation
spectral clustering
data sets
object recognition
databases
information retrieval