From the 1 of 2 linked papers with an AI index.
2 papers
cs.AI2026
Shapes from Examples: Foundations of Shape Learning in Recursive SHACL
Bente Gortworst, Cem Okulmus, Magdalena Ortiz +1
The paper studies automatic learning of SHACL shapes for knowledge graph validation by fitting positive and negative example nodes, focusing on a core SHACL fragment equivalent to…
cs.DB2025
Towards Practicable Algorithms for Rewriting Graph Queries beyond DL-Lite
Bianca Löhnert, Nikolaus Augsten, Cem Okulmus +1
Despite the many advantages that ontology-based data access (OBDA) has brought to a range of application domains, state-of-the-art OBDA systems still do not support popular graph d…