Approximate Query Answering and Ranking for Semantic Knowledge Bases.

Nicola Fanizzi Claudia d'Amato Floriana Esposito

Published in: SEBD (2007)

Keyphrases

knowledge base
approximate query answering
description logics
aggregate queries
query optimization
web search
multi dimensional
xml data
databases
semantic information
data cube
selectivity estimation
data warehouse
wordnet
spatial data
cost model
complex queries