A Collaborative Neurodynamic Approach to Symmetric Nonnegative Matrix Factorization.
Hangjun CheJun WangPublished in: ICONIP (2) (2018)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- data representation
- active set
- spectral clustering
- nonnegative matrix
- least squares
- document clustering
- principal component analysis
- original data
- sparsity constraints
- objective function
- collaborative filtering
- natural language processing
- knn
- factor matrices
- image processing