Giorgio Stefanoni
TitleCited byYear
Reasoning about Explanations for Negative Query Answers in DL-Lite
D Calvanese, M Ortiz, M Šimkus, G Stefanoni
Journal of Artificial Intelligence Research 48, 635-669, 2013
462013
Introducing nominals to the combined query answering approaches for EL
G Stefanoni, B Motik, I Horrocks
CoRR abs/1303.7430, 2013
372013
Web-based graphical querying of databases through an ontology: the WONDER system
D Calvanese, CM Keet, W Nutt, M Rodríguez-Muro, G Stefanoni
Proceedings of the 2010 ACM Symposium on Applied Computing, 1388-1395, 2010
322010
The complexity of answering conjunctive and navigational queries over OWL 2 EL knowledge bases
G Stefanoni, B Motik, M Krötzsch, S Rudolph
Journal of Artificial Intelligence Research 51, 645-705, 2014
252014
Estimating the cardinality of conjunctive queries over RDF data using graph summarisation
G Stefanoni, B Motik, EV Kostylev
Proceedings of the 2018 World Wide Web Conference, 1043-1052, 2018
162018
Small Datalog Query Rewritings for EL
G Stefanoni, B Motik, I Horrocks
International Workshop in Description Logics, 2012
112012
Weakly-supervised contextualization of knowledge graph facts
N Voskarides, E Meij, R Reinanda, A Khaitan, M Osborne, G Stefanoni, ...
The 41st International ACM SIGIR Conference on Research & Development in …, 2018
92018
Answering Conjunctive Queries over EL Knowledge Bases with Transitive and Reflexive Roles
G Stefanoni, B Motik
arXiv preprint arXiv:1411.2516, 2014
92014
The Complexity of Explaining Negative Query Answers in DL-Lite
D Calvanese, M Ortiz, M Šimkus, G Stefanoni
Thirteenth International Conference on the Principles of Knowledge …, 2012
92012
The combined approach to query answering beyond the OWL 2 profiles
C Feier, D Carral, G Stefanoni, BC Grau, I Horrocks
Twenty-Fourth International Joint Conference on Artificial Intelligence, 2015
72015
The Complexity of Conjunctive Query Abduction in DL-Lite⋆
D Calvanese, M Ortiz, M Šimkus, G Stefanoni
Technical Report INFSYS RR 1843-11-01, Institute of Information Systems …, 0
5
Evaluating Conjunctive and Graph Queries over the EL Profile of OWL 2
G Stefanoni
University of Oxford, 2015
12015
Extending the Combined Approach Beyond Lightweight Description Logics.
C Feier, D Carral, G Stefanoni, BC Grau, I Horrocks
Description Logics, 2015
2015
Explaining Query Answers in Lightweight Ontologies
G Stefanoni
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Articles 1–14