Identification of key nodes in complex networks by using a joint technique of nonnegative matrix factorization and regularization.
Pengli LuJunxia YangWenzhi LiuPublished in: Phys. Commun. (2024)
Keyphrases
- complex networks
- nonnegative matrix factorization
- network structure
- scale free networks
- real world networks
- betweenness centrality
- small world
- community detection
- scale free
- centrality measures
- network analysis
- matrix factorization
- data representation
- community structure
- negative matrix factorization
- social networks
- social network analysis
- principal component analysis
- least squares
- overlapping communities
- small world networks
- spectral clustering
- network evolution
- community discovery
- document clustering
- community detection algorithms
- biological networks
- data mining
- natural language processing
- objective function
- collaborative filtering
- image segmentation
- link prediction