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AAAI
2006
15 years 5 months ago
Characterizing Data Complexity for Conjunctive Query Answering in Expressive Description Logics
Description Logics (DLs) are the formal foundations of the standard web ontology languages OWL-DL and OWL-Lite. In the Semantic Web and other domains, ontologies are increasingly ...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter
DLOG
2003
15 years 5 months ago
Conceptual Modeling with Description Logics
The purpose of the chapter is to help someone familiar with DLs to understand the issues involved in developing an ontology for some universe of discourse, which is to become a co...
Alexander Borgida, Ronald J. Brachman
EDBT
2012
ACM
255views Database» more  EDBT 2012»
13 years 6 months ago
Top-k spatial keyword queries on road networks
With the popularization of GPS-enabled devices there is an increasing interest for location-based queries. In this context, one interesting problem is processing top-k spatial key...
João B. Rocha-Junior, Kjetil Nørv&ar...
GECCO
2007
Springer
213views Optimization» more  GECCO 2007»
15 years 10 months ago
Genetically programmed learning classifier system description and results
An agent population can be evolved in a complex environment to perform various tasks and optimize its job performance using Learning Classifier System (LCS) technology. Due to the...
Gregory Anthony Harrison, Eric W. Worden
137
Voted
SIU
2002
97views more  SIU 2002»
15 years 3 months ago
Problem Generators for Rectangular packing problems
Abstract. In order to verify and test the performance of new packing algorithms relative to existing algorithms, test problems are needed. The scope of published test instances for...
E. Hopper, B. C. H. Turton