Identifying Influential Nodes in Online Social Networks Using Principal Component Centrality.
Muhammad Usman IlyasHayder RadhaPublished in: ICC (2011)
Keyphrases
- online social networks
- principal components
- social networks
- influential nodes
- social network analysis
- influence maximization
- viral marketing
- information diffusion
- network structure
- principal component analysis
- social relationships
- social networking
- network analysis
- dimensionality reduction
- social relations
- kernel space
- social media
- feature set
- link prediction
- social networking sites
- social interaction
- complex networks
- feature extraction
- social ties
- social graph
- community detection
- graph theory
- online communities
- greedy algorithm
- covariance matrix
- information flow
- upper bound
- data points
- diffusion model
- recommender systems
- community structure