Keyphrases
- expressive power
- graph representation
- graph structure
- rewriting systems
- stable set
- language independent
- graph theory
- graph theoretic
- random walk
- databases
- graph mining
- data model
- directed graph
- weighted graph
- connected components
- graph databases
- spanning tree
- undirected graph
- structured data
- language model
- information extraction
- grammatical inference
- graph construction
- graph search
- data sets