Photo credit: Emilie Orgler

Daniel Ruffinelli


Email: firstname (at)

B6, 26 Room B 003

Phone: +49 621 181 - 2482


I am a Ph.D. candidate at the Chair of Data Analytics. The chair is part of the Data and Web Science Group at the University of Mannheim. I am supervised by Prof. Dr. Rainer Gemulla and by Prof. Dr. Heiner Stuckenschmidt.

Research Interests

  • Machine learning
  • Knowledge representation and reasoning



  • Meilicke, C., Fink, M., Wang, Y., Ruffinelli, D., Gemulla, R. and Stuckenschmidt, H. (2018). Fine-grained evaluation of rule- and embedding-based systems for knowledge graph completion. In , The Semantic Web – ISWC 2018 : 17th International Semantic Web Conference, October 8 - 12, 2018 Monterey, California, USA : proceedings, part ... (S. tba). Lecture Notes in Computer Science, Springer: Cham.
  • Meilicke, C., Ruffinelli, D., Nolle, A., Paulheim, H. and Stuckenschmidt, H. (2017). Fast ABox consistency checking using incomplete reasoning and caching. In Costantini, S., Rules and Reasoning : International Joint Conference : RuleML+RR 2017, London, UK, July 12-15, 2017, Proceedings (S. 168-183). Lecture Notes in Computer Science, Springer International Publishing: Cham.
  • Ruffinelli, D. (2017). Towards scalable ontological reasoning using machine learning. In Bassiliades, N., RuleML+RR 2017 : Proceedings of the Doctoral Consortium, Challenge, Industry Track, Tutorials and Posters @ RuleML+RR 2017 hosted by International Joint Conference on Rules and Reasoning 2017 (RuleML+RR 2017) London, UK, July 11-15, 2017 (S. Paper 5). CEUR Workshop Proceedings, RWTH: Aachen.