Community detection using nonnegative matrix factorization with orthogonal constraint.
Yaoyao QinCaiyan JiaYafang LiPublished in: ICACI (2016)
Keyphrases
- community detection
- nonnegative matrix factorization
- sparsity constraints
- complex networks
- social networks
- negative matrix factorization
- network analysis
- matrix factorization
- community structure
- data representation
- least squares
- link prediction
- principal component analysis
- spectral clustering
- objective function
- social network analysis
- real world networks
- original data
- feature extraction
- community detection algorithms
- image representation
- image classification
- information retrieval systems
- reinforcement learning
- recommender systems
- machine learning