A convergent algorithm for orthogonal nonnegative matrix factorization.

Published in: J. Comput. Appl. Math. (2014)

Keyphrases

nonnegative matrix factorization
objective function
active set
probabilistic model
learning algorithm
computer vision
matrix factorization
negative matrix factorization
data mining
information retrieval
multiscale
semi supervised
expectation maximization
probabilistic latent semantic indexing