From Mutual Friends to Overlapping Community Detection: A Non-negative Matrix Factorization Approach.
Xingyu NiuHongyi ZhangMichael R. LyuIrwin KingPublished in: ADMA (2017)
Keyphrases
- negative matrix factorization
- overlapping community detection
- social networks
- nonnegative matrix factorization
- matrix factorization
- document clustering
- sparse representation
- constrained least squares
- principal component analysis
- spectral clustering
- databases
- clustering method
- tensor factorization
- text mining
- collaborative filtering
- supervised learning
- least squares
- natural language
- multiscale
- image segmentation
- information retrieval
- data sets