Certain Answers to a sparql Query over a Knowledge Base.

Julien Corman Guohui Xiao

Published in: JIST (2019)

Keyphrases

knowledge base
sparql queries
rdf data
graph model
expert systems
cost model
relational algebra
description logics
query optimization
storage and retrieval
query language
knowledge representation
wordnet
query formulation
semantic web
rdf graphs