Knowledge-Based Systems Win Best Paper Award at the International Semantic Web Conference

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Knowledge-Based Systems Win Best Paper Award at the International Semantic Web Conference

Researchers of the Knowledge-Based Systems group have won the Best Paper Award of the "Resources" Track of the 18th International Semantic Web Conference (ISWC) in Auckland, New Zealand. Their work "VLog: A Rule Engine for Knowledge Graphs" describes VLog, a rule-based reasoner designed to satisfy the requirements of modern use cases, with a focus on performance and adaptability to different scenarios. Features of VLog include fast Datalog materialisation, support for reasoning with existential rules, stratified negation, and data integration from a variety of sources, such as high-performance RDF stores, relational databases, CSV files, OWL ontologies, and remote SPARQL endpoints.


The VLog system is available from:

  1. VLog: C++ implementation of the engine core
  2. VLog4j: API with a lot of useful functionality that allows to use VLog through Java


The International Semantic Web Conference is the leading international gathering in the area of semantic technologies and knowledge graphs. The annual event is a forum for current foundational research, new applications, and relevant new resources (data sets, software). One best paper award is conferred in each of those three areas. This year's program in the resources track consisted of 21 accepted contributions that have been selected from a total of 70 submissions (30% acceptance rate).