Detect and Track Latent Factors with Online Nonnegative Matrix Factorization

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Summary

An online NMF (ONMF) algorithm to detect latent factors and track their evolution while the data evolve and alleviate the partial-data problem, which may cause NMF to fail when the data are scarce or the distribution is incomplete is put forward.

Type
article
Published
2007-01-06
Cited by
105
References
27

Keywords

Non-negative matrix factorization, Computer science, Matrix decomposition, Orthogonality, Data mining

References

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