Semantic Web Group at ESWC 2023

Our group contributed in several ways to ESWC 2023.

Ying Li and Patrick Lambrix presented their research track paper ‘Repairing EL Ontologies Using Weakening and Completing’ and demo paper ‘A System for Repairing EL Ontologies Using Weakening and Completing’. The teaser is available at

Olaf Hartig, together with Christian Aebeloe, Amr Azzam and Katja Hose, organized the First International Workshop on Data Management for Knowledge Graphs – DMKG 2023. Sijin Cheng and Olaf Hartig presented their paper ‘A Cost Model to Optimize Queries over Heterogeneous Federations of RDF Data Sources’.

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