Multi-Mode Social Network Clustering via Non-Negative Tri-Matrix Factorization With Cluster Indicator Similarity Regularization.
Li NiManman PengQiang WuPublished in: IEEE Access (2019)
Keyphrases
- matrix factorization
- tensor factorization
- clustering algorithm
- simultaneous clustering
- intra cluster
- social networks
- stochastic gradient descent
- similar objects
- data clustering
- collaborative filtering
- nonnegative matrix factorization
- clustering quality
- hierarchical clustering
- cluster analysis
- clustering method
- low rank
- recommender systems
- missing data
- negative matrix factorization
- factorization methods
- nonnegative matrix tri factorization
- similarity measure
- partitional clustering
- data points
- normalized cut
- data matrix
- factor analysis
- implicit feedback
- spectral clustering
- document clustering
- network structure
- social network analysis
- social media
- k means
- factorization method
- item recommendation
- graph partitioning
- regularization parameter
- link prediction
- latent factors
- image representation
- factor matrices
- probabilistic matrix factorization