Finding environmentally important industry clusters: Multiway cut approach using nonnegative matrix factorization.
Shigemi KagawaShunsuke OkamotoSangwon SuhYasushi KondoKeisuke NansaiPublished in: Soc. Networks (2013)
Keyphrases
- nonnegative matrix factorization
- normalized cut
- document clustering
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- data representation
- active set
- spectral clustering
- nonnegative matrix
- clustering algorithm
- least squares
- input data
- principal component analysis
- data matrix
- sparsity constraints
- pattern recognition
- information retrieval