D-cores: measuring collaboration of directed graphs based on degeneracy.
Christos GiatsidisDimitrios M. ThilikosMichalis VazirgiannisPublished in: Knowl. Inf. Syst. (2013)
Keyphrases
- directed graph
- random walk
- directed acyclic graph
- undirected graph
- collaborative learning
- collaborative environment
- maximum flow
- information sharing
- graph structures
- collaborative problem solving
- real time
- disjoint paths
- directed edges
- geographically dispersed
- cross disciplinary
- learning community
- gray scale
- knowledge management
- special case