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Shqiponja Ahmetaj
Shqiponja Ahmetaj
Project Assistant, TU Wien
Verified email at dbai.tuwien.ac.at - Homepage
Title
Cited by
Cited by
Year
Polynomial Datalog Rewritings for Expressive Description Logics with Closed Predicates.
S Ahmetaj, M Ortiz, M Simkus
IJCAI, 878-885, 2016
45*2016
Managing change in graph-structured data using description logics
S Ahmetaj, D Calvanese, M Ortiz, M Šimkus
ACM transactions on computational logic (TOCL) 18 (4), 1-35, 2017
442017
Towards reconciling SPARQL and certain answers
S Ahmetaj, W Fischl, R Pichler, M Šimkus, S Skritek
Proceedings of the 24th International Conference on World Wide Web, 23-33, 2015
312015
Rewriting guarded existential rules into small datalog programs
S Ahmetaj, M Ortiz, M Simkus
21st International Conference on Database Theory (ICDT 2018), 2018
212018
Repairing SHACL constraint violations using answer set programming
S Ahmetaj, R David, A Polleres, M Šimkus
International Semantic Web Conference, 375-391, 2022
202022
Reasoning about explanations for non-validation in SHACL
S Ahmetaj, R David, M Ortiz, A Polleres, B Shehu, M Simkus
Description Logics, 2021
202021
Reconciling SHACL and ontologies: Semantics and validation via rewriting
S Ahmetaj, M Ortiz, A Oudshoorn, M Šimkus
ECAI 2023, 27-35, 2023
82023
Magic shapes for SHACL validation
S Ahmetaj, B Löhnert, M Ortiz, M Šimkus
Proceedings of the VLDB Endowment 15 (10), 2284-2296, 2022
62022
Polynomial Datalog Rewritings for Ontology Mediated Queries with Closed Predicates.
S Ahmetaj, M Ortiz, M Simkus
AMW, 2016
62016
Formalizing Property Constraints in Wikidata.
N Ferranti, A Polleres, JF de Souza, S Ahmetaj
Wikidata@ ISWC, 2022
52022
Ontology-enriched query answering on relational databases
S Ahmetaj, V Efthymiou, R Fagin, PG Kolaitis, C Lei, F Özcan, L Popa
Proceedings of the AAAI Conference on Artificial Intelligence 35 (17), 15247 …, 2021
52021
Formalizing and Validating Wikidata’s Property Constraints using SHACL and SPARQL
N Ferranti, JF De Souza, S Ahmetaj, A Polleres
Semantic Web journal to appear, 2024
42024
Polynomial Disjunctive Datalog Rewritings of Instance Queries in Expressive Description Logics.
S Ahmetaj, M Ortiz, M Simkus
Description Logics, 2016
42016
The challenge of optional matching in SPARQL
S Ahmetaj, W Fischl, M Kröll, R Pichler, M Šimkus, S Skritek
Foundations of Information and Knowledge Systems: 9th International …, 2016
42016
Protection of Personal Data in Information Systems
B Shehu, S Ahmetaj, M Aranitasi, A Xhuvani
International Journal of Computer Science Issues (IJCSI) 10 (4), 78, 2013
42013
Methods of identifying and preventing SQL attacks
B Shehu, A Xhuvani, S Ahmetaj
International Journal of Computer Science Issues (IJCSI) 9 (6), 403, 2012
32012
Rewriting approaches for ontology-mediated query answering
S Ahmetaj
KI-Künstliche Intelligenz 34 (4), 523-526, 2020
22020
Magic Shapes for Validation in SHACL.
S Ahmetaj, B Löhnert, M Ortiz, M Simkus
ISWC (Posters/Demos/Industry), 2021
12021
Managing change in Graph-structured Data using Description Logics (long version with appendix)
S Ahmetaj, D Calvanese, M Ortiz, M Simkus
arXiv preprint arXiv:1404.4274, 2014
12014
Dagstuhl Reports, Vol. 14, Issue 3 ISSN 2192-5283
G Graefe, A Lee, C Sauer, S Ahmetaj, S Staworko, J Van den Bussche, ...
2024
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Articles 1–20