Keyphrases
- topic models
- social networks
- online social
- community structure
- viral marketing
- social graph
- complex networks
- latent dirichlet allocation
- network structure
- social networking sites
- social network data
- community detection
- topic modeling
- link prediction
- online communities
- social media
- social communities
- virtual communities
- social influence
- social structure
- online social networks
- social network analysis
- small world
- social web
- network properties
- author topic model
- text mining
- probabilistic model
- heterogeneous networks
- social network sites
- web communities
- network analysis
- collaborative filtering
- variational inference
- social roles
- gibbs sampling
- latent variables
- latent topics
- generative model
- baseline models
- text documents
- social relationships
- recommender systems
- social networking
- co occurrence
- active learning
- peer to peer
- maximum likelihood
- microblog posts