Keyphrases
- graph databases
- query language
- user preferences
- graph matching
- databases
- decision making
- graph model
- graph representation
- spanning tree
- database
- preference elicitation
- directed graph
- graph theoretic
- undirected graph
- graph clustering
- bipartite graph
- rdf graphs
- multi attribute
- regular expressions
- random walk
- query processing
- computational complexity
- data structure
- data sets