Shqiponja Ahmetaj

41 papers A* 7A 2Misc 1Journal 12Unranked 18

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	A Logic Programming Approach to Repairing SHACL Constraint Violations. TGDK Shqiponja Ahmetaj, Robert David, Axel Polleres, Mantas Simkus
2025	A*	`conf`	Common Foundations for SHACL, ShEx, and PG-Schema. WWW Shqiponja Ahmetaj, Iovka Boneva, Jan Hidders, Katja Hose, Maxime Jakubowski, José Emilio Labra Gayo, Wim Martens, Fabio Mogavero, Filip Murlak, Cem Okulmus, Axel Polleres, Ognjen Savkovic, Mantas Simkus, Dominik Tomaszuk
2025	J	`jnl`	Common Foundations for SHACL, ShEx, and PG-Schema. CoRR Shqiponja Ahmetaj, Iovka Boneva, Jan Hidders, Katja Hose, Maxime Jakubowski, José Emilio Labra Gayo, Wim Martens, Fabio Mogavero, Filip Murlak, Cem Okulmus, Axel Polleres, Ognjen Savkovic, Mantas Simkus, Dominik Tomaszuk
2025	—	`ed.`	Companion Proceedings of the 9th International Joint Conference on Rules and Reasoning, RuleML+RR 2025, also co-located with 21th Reasoning Web Summer School, RW 2025, and 17th DecisionCAMP 2025 as part of Declarative AI 2025, Istanbul, Türkiye, September 22-24, 2025. RuleML+RR (Companion) Alessandro Margara, Tomás Kliegr, Ognjen Savkovic, Shqiponja Ahmetaj, Riccardo Tommasini, Luigi Bellomarini, Evgeny Kharlamov, Ioana Georgiana Ciuciu, Dumitru Roman, George Konstantinidis, Emanuel Sallinger, Ahmet Soylu
2025	—	`conf`	Preface of the Second Workshop on Knowledge Graphs and Neurosymbolic AI. SEMANTiCS (Posters, Demos, Workshops & Tutorials) Shqiponja Ahmetaj, Fajar J. Ekaputra, Andreas Ekelhart, Sebastian Neumaier
2025	—	`conf`	SHACL Validation Under Graph Updates. ISWC (1) Shqiponja Ahmetaj, George Konstantinidis, Magdalena Ortiz, Paolo Pareti, Mantas Simkus
2025	J	`jnl`	SHACL Validation under Graph Updates (Extended Paper). CoRR Shqiponja Ahmetaj, George Konstantinidis, Magdalena Ortiz, Paolo Pareti, Mantas Simkus
2025	—	`conf`	rmOWL ESWC (2) Robert David, Albin Ahmeti, Shqiponja Ahmetaj, Axel Polleres
2024	—	`conf`	Consistent Query Answering over SHACL Constraints (Extended Abstract). AMW Shqiponja Ahmetaj, Timo Camillo Merkl, Reinhard Pichler
2024	A*	`conf`	Consistent Query Answering over SHACL Constraints. KR Shqiponja Ahmetaj, Timo Camillo Merkl, Reinhard Pichler
2024	J	`jnl`	Consistent Query Answering over SHACL Constraints. CoRR Shqiponja Ahmetaj, Timo Camillo Merkl, Reinhard Pichler
2024	J	`jnl`	Formalizing and validating Wikidata's property constraints using SHACL and SPARQL. Semantic Web Nicolas Ferranti, Jairo Francisco de Souza, Shqiponja Ahmetaj, Axel Polleres
2024	J	`jnl`	Shapes in Graph Data: Theory and Implementation (Dagstuhl Seminar 24102). Dagstuhl Reports Shqiponja Ahmetaj, Slawomir Staworko, Jan Van den Bussche, Maxime Jakubowski
2024	—	`conf`	Towards SHACL Validation of Evolving Graphs. AMW Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
2023	—	`conf`	Reconciling SHACL and Ontologies: Semantics and Validation via Rewriting (Extended Abstract). Description Logics Shqiponja Ahmetaj, Magdalena Ortiz, Anouk Michelle Oudshoorn, Mantas Simkus
2023	A	`conf`	Reconciling SHACL and Ontologies: Semantics and Validation via Rewriting. ECAI Shqiponja Ahmetaj, Magdalena Ortiz, Anouk Oudshoorn, Mantas Simkus
2023	—	`conf`	Reconciling SHACL and Ontologies: Semantics and Validation via Rewriting. ISWC (Posters/Demos/Industry) Anouk Oudshoorn, Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
2022	—	`conf`	Formalizing Property Constraints in Wikidata. Wikidata@ISWC Nicolas Ferranti, Axel Polleres, Jairo Francisco de Souza, Shqiponja Ahmetaj
2022	J	`jnl`	Magic Shapes for SHACL Validation. Proc. VLDB Endow. Shqiponja Ahmetaj, Bianca Löhnert, Magdalena Ortiz, Mantas Simkus
2022	Misc	`conf`	Repairing SHACL Constraint Violations Using Answer Set Programming. ISWC Shqiponja Ahmetaj, Robert David, Axel Polleres, Mantas Simkus
2021	—	`conf`	Explanations for Non-validation in SHACL. ISWC (Posters/Demos/Industry) Shqiponja Ahmetaj, Robert David, Magdalena Ortiz, Axel Polleres, Bojken Shehu, Mantas Simkus
2021	—	`conf`	Magic Shapes for Validation in SHACL. ISWC (Posters/Demos/Industry) Shqiponja Ahmetaj, Bianca Loehnert, Magdalena Ortiz, Mantas Simkus
2021	A*	`conf`	Ontology-Enriched Query Answering on Relational Databases. AAAI Shqiponja Ahmetaj, Vasilis Efthymiou, Ronald Fagin, Phokion G. Kolaitis, Chuan Lei, Fatma Özcan, Lucian Popa
2021	—	`conf`	Reasoning about Explanations for Non-validation in SHACL (Extended Abstract). Description Logics Shqiponja Ahmetaj, Robert David, Magdalena Ortiz, Axel Polleres, Bojken Shehu, Mantas Simkus
2021	A*	`conf`	Reasoning about Explanations for Non-validation in SHACL. KR Shqiponja Ahmetaj, Robert David, Magdalena Ortiz, Axel Polleres, Bojken Shehu, Mantas Simkus
2020	J	`jnl`	Polynomial rewritings from expressive Description Logics with closed predicates to variants of Datalog. Artif. Intell. Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
2020	J	`jnl`	Rewriting Approaches for Ontology-Mediated Query Answering. Künstliche Intell. Shqiponja Ahmetaj
2019	J	`jnl`	Polynomial Rewritings from Expressive Description Logics with Closed Predicates to Variants of Datalog. CoRR Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
2018	A	`conf`	Rewriting Guarded Existential Rules into Small Datalog Programs. ICDT Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
2017	J	`jnl`	Managing Change in Graph-Structured Data Using Description Logics. ACM Trans. Comput. Log. Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
2016	A*	`conf`	Polynomial Datalog Rewritings for Expressive Description Logics with Closed Predicates. IJCAI Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
2016	—	`conf`	Polynomial Datalog Rewritings for Ontology Mediated Queries with Closed Predicates. AMW Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
2016	—	`conf`	Polynomial Disjunctive Datalog Rewritings of Instance Queries in Expressive Description Logics. Description Logics Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
2016	—	`conf`	The Challenge of Optional Matching in SPARQL. FoIKS Shqiponja Ahmetaj, Wolfgang Fischl, Markus Kröll, Reinhard Pichler, Mantas Simkus, Sebastian Skritek
2015	—	`conf`	DL-Lite and Conjunctive Queries Extended by Optional Matching. Description Logics Shqiponja Ahmetaj, Wolfgang Fischl, Reinhard Pichler, Mantas Simkus, Sebastian Skritek
2015	—	`conf`	Towards Reconciling SPARQL and Certain Answers (Extended Abstract). AMW Shqiponja Ahmetaj, Wolfgang Fischl, Reinhard Pichler, Mantas Simkus, Sebastian Skritek
2015	A*	`conf`	Towards Reconciling SPARQL and Certain Answers. WWW Shqiponja Ahmetaj, Wolfgang Fischl, Reinhard Pichler, Mantas Simkus, Sebastian Skritek
2014	A*	`conf`	Managing Change in Graph-Structured Data Using Description Logics. AAAI Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
2014	J	`jnl`	Managing Change in Graph-structured Data Using Description Logics (long version with appendix). CoRR Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
2014	—	`conf`	Planning Problems for Graph Structured Data in Description Logics. Description Logics Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
2014	—	`conf`	Planning and Change in Graph Structured Data under Description Logics Constraints. AMW Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus