Simplicial nonnegative matrix factorization.
Duy Khuong NguyenKhoat ThanTu Bao HoPublished in: RIVF (2013)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- data representation
- active set
- principal component analysis
- nonnegative matrix
- least squares
- spectral clustering
- document clustering
- data sets
- missing data
- sparse representation
- document collections
- information retrieval systems
- factor matrices
- semi supervised
- image processing