Improving NMF-based community discovery using distributed robust nonnegative matrix factorization with SimRank similarity measure.
Chaobo HeXiang FeiHanchao LiYong TangHai LiuShuangyin LiuPublished in: J. Supercomput. (2018)
Keyphrases
- nonnegative matrix factorization
- community discovery
- negative matrix factorization
- similarity measure
- data representation
- matrix factorization
- network analysis
- sparsity constraints
- spectral clustering
- document clustering
- least squares
- principal component analysis
- complex networks
- clustering method
- pairwise
- data matrix
- original data
- matrix factorisation
- social network analysis
- objective function
- multiscale
- social networks
- search engine
- link prediction
- image classification
- data analysis
- feature extraction
- factor matrices
- machine learning