LiUSemWeb

HeFQUIN is a query federation engine for heterogeneous federations of graph data sources, including federations of knowledge graphs.

Code and data, and supplementary results for the submission to JoWS entitled "Zero-Shot Document Contextualization for Relation Extraction using Encoder-only Language Models".

Digital Product Passport ontology

An Ontology Network for the Circular Economy Domain

Product LifeCycle Ontology

Code, data, and supplementary results for the KCAP 2025 submission "Eco-Friendly Witches: Improving Generalization Through Suspension of Disbelief for Zero-Shot Relation Extraction".