Shqiponja Ahmetaj

Publication Activity (10 Years)

Years Active: 2014-2024
Publications (10 Years): 24

Top Topics

Description Logics

Query Answering

Structured Data

Top Venues

Description Logics

ISWC (Posters/Demos/Industry)

Publications

Shqiponja Ahmetaj, Timo Camillo Merkl, Reinhard Pichler
Consistent Query Answering over SHACL Constraints. CoRR (2024)
Anouk Oudshoorn, Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
Reconciling SHACL and Ontologies: Semantics and Validation via Rewriting. ISWC (Posters/Demos/Industry) (2023)
Shqiponja Ahmetaj, Magdalena Ortiz, Anouk Oudshoorn, Mantas Simkus
Reconciling SHACL and Ontologies: Semantics and Validation via Rewriting. ECAI (2023)
Shqiponja Ahmetaj, Magdalena Ortiz, Anouk Michelle Oudshoorn, Mantas Simkus
Reconciling SHACL and Ontologies: Semantics and Validation via Rewriting (Extended Abstract). Description Logics (2023)
Shqiponja Ahmetaj, Bianca Löhnert, Magdalena Ortiz, Mantas Simkus
Magic Shapes for SHACL Validation. Proc. VLDB Endow. 15 (10) (2022)
Shqiponja Ahmetaj, Robert David, Axel Polleres, Mantas Simkus
Repairing SHACL Constraint Violations Using Answer Set Programming. ISWC (2022)
Nicolas Ferranti, Axel Polleres, Jairo Francisco de Souza, Shqiponja Ahmetaj
Formalizing Property Constraints in Wikidata. Wikidata@ISWC (2022)
Shqiponja Ahmetaj, Bianca Loehnert, Magdalena Ortiz, Mantas Simkus
Magic Shapes for Validation in SHACL. ISWC (Posters/Demos/Industry) (2021)
Shqiponja Ahmetaj, Vasilis Efthymiou, Ronald Fagin, Phokion G. Kolaitis, Chuan Lei, Fatma Özcan, Lucian Popa
Ontology-Enriched Query Answering on Relational Databases. AAAI (2021)
Shqiponja Ahmetaj, Robert David, Magdalena Ortiz, Axel Polleres, Bojken Shehu, Mantas Simkus
Explanations for Non-validation in SHACL. ISWC (Posters/Demos/Industry) (2021)
Shqiponja Ahmetaj, Robert David, Magdalena Ortiz, Axel Polleres, Bojken Shehu, Mantas Simkus
Reasoning about Explanations for Non-validation in SHACL. KR (2021)
Shqiponja Ahmetaj, Robert David, Magdalena Ortiz, Axel Polleres, Bojken Shehu, Mantas Simkus
Reasoning about Explanations for Non-validation in SHACL (Extended Abstract). Description Logics (2021)
Shqiponja Ahmetaj
Rewriting Approaches for Ontology-Mediated Query Answering. Künstliche Intell. 34 (4) (2020)
Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
Polynomial rewritings from expressive Description Logics with closed predicates to variants of Datalog. Artif. Intell. 280 (2020)
Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
Polynomial Rewritings from Expressive Description Logics with Closed Predicates to Variants of Datalog. CoRR (2019)
Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
Rewriting Guarded Existential Rules into Small Datalog Programs. ICDT (2018)
Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
Managing Change in Graph-Structured Data Using Description Logics. ACM Trans. Comput. Log. 18 (4) (2017)
Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
Polynomial Disjunctive Datalog Rewritings of Instance Queries in Expressive Description Logics. Description Logics (2016)
Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
Polynomial Datalog Rewritings for Expressive Description Logics with Closed Predicates. IJCAI (2016)
Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
Polynomial Datalog Rewritings for Ontology Mediated Queries with Closed Predicates. AMW (2016)
Shqiponja Ahmetaj, Wolfgang Fischl, Markus Kröll, Reinhard Pichler, Mantas Simkus, Sebastian Skritek
The Challenge of Optional Matching in SPARQL. FoIKS (2016)
Shqiponja Ahmetaj, Wolfgang Fischl, Reinhard Pichler, Mantas Simkus, Sebastian Skritek
DL-Lite and Conjunctive Queries Extended by Optional Matching. Description Logics (2015)
Shqiponja Ahmetaj, Wolfgang Fischl, Reinhard Pichler, Mantas Simkus, Sebastian Skritek
Towards Reconciling SPARQL and Certain Answers (Extended Abstract). AMW (2015)
Shqiponja Ahmetaj, Wolfgang Fischl, Reinhard Pichler, Mantas Simkus, Sebastian Skritek
Towards Reconciling SPARQL and Certain Answers. WWW (2015)
Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
Planning Problems for Graph Structured Data in Description Logics. Description Logics (2014)
Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
Managing Change in Graph-structured Data Using Description Logics (long version with appendix). CoRR (2014)
Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
Planning and Change in Graph Structured Data under Description Logics Constraints. AMW (2014)
Shqiponja Ahmetaj, Diego Calvanese, Magdalena Ortiz, Mantas Simkus
Managing Change in Graph-Structured Data Using Description Logics. AAAI (2014)