Answering Expressive Path Queries over Lightweight DL Knowledge Bases.
Meghyn BienvenuMagdalena OrtizMantas SimkusPublished in: Description Logics (2012)
Keyphrases
- lightweight
- path queries
- description logics
- knowledge base
- knowledge representation languages
- dl lite
- query answering
- regular path queries
- shortest path
- index structure
- road network
- data complexity
- knowledge representation
- data exchange
- xml query processing
- reasoning tasks
- xml data
- conjunctive queries
- expert systems
- data model
- path expressions
- multi dimensional
- complex queries
- semantic web
- logic programming
- xml queries
- integrity constraints
- query rewriting
- rdf graphs
- wireless sensor networks
- query containment
- moving objects
- expressive power