Sciweavers

285 search results - page 38 / 57
» Using Description Logics for Ontology Extraction
Sort
View
CLEF
2005
Springer
14 years 1 months ago
A Logic Programming Based Approach to QA@CLEF05 Track
Abstract. In this paper the methodology followed to build a questionanswering system for the Portuguese language is described. The system modules are built using computational ling...
Paulo Quaresma, Irene Pimenta Rodrigues
DLOG
2007
13 years 10 months ago
Speeding up Approximation with Nicer Concepts
Abstract. Concept approximation is an inference service for Description Logics that provides “translations” of concept descriptions from one DL to a less expressive DL. In [4] ...
Anni-Yasmin Turhan, Yusri Bong
PVLDB
2010
151views more  PVLDB 2010»
13 years 6 months ago
Advanced Processing for Ontological Queries
Ontology-based data access is a powerful form of extending database technology, where a classical extensional database (EDB) is enhanced by an ontology that generates new intensio...
Andrea Calì, Georg Gottlob, Andreas Pieris
CAD
2007
Springer
13 years 7 months ago
Automatic body feature extraction from a marker-less scanned human body
In this paper, we propose a novel method of body feature extraction from a marker-less scanned body. The descriptions of human body features mostly defined in ASTM (1999) and ISO...
Iat-Fai Leong, Jing-Jing Fang, Ming-June Tsai
SEBD
2007
121views Database» more  SEBD 2007»
13 years 9 months ago
Query Answering in Expressive Variants of DL-Lite
The use of ontologies in various application domains, such as Data Integration, the Semantic Web, or ontology-based data management, where ontologies provide the access to large am...
Alessandro Artale, Diego Calvanese, Roman Kontchak...