Nonnegative Matrix Factorization with Fixed L2-Norm Constraint.
Zuyuan YangYifei HuNaiyao LiangJun LvPublished in: Circuits Syst. Signal Process. (2019)
Keyphrases
- nonnegative matrix factorization
- sparsity constraints
- negative matrix factorization
- matrix factorization
- data representation
- probabilistic latent semantic indexing
- active set
- objective function
- least squares
- nonnegative matrix
- principal component analysis
- spectral clustering
- original data
- low rank approximation
- document clustering
- probabilistic model
- data sets
- collaborative filtering
- image features
- pairwise
- similarity measure
- information retrieval