Romana Pernisch

I’m a postdoctoral researcher at the Vrije Universiteit Amsterdam, specifically in the group Knowledge in Artificial Intelligence (KAI) group and the Discovery Lab. I work on ontology evolution in context of the ontologies downstream applications.


  • 2021-09-01 – ongoing

    Postdoctoral Researcher at Vrije Universiteit Amsterdam, Netherlands

  • 2018-09-01 – 2021-08-31

    Doctoral Student at University of Zurich, Switzerland


  • ISWC 2020 Best Demo of the Day Award
  • ISWC 2019 Best Poster Award


  • Poster and Demo Chair of the 23rd International Semantic Web Conference (ISWC 2024)
  • Poster and Demo Chair of the 18th International Conference on Distsributed and Event-based Systems (DEBS 2024)
  • Web and Publicity Chair of the 20th Extended Semantic Web Conference (ESWC 2023)


  • Knowledge Evolution and Change
  • Knowledge Engineering
  • Knowledge Change Impact
  • Semantic Web


A screenshot of the ChImp plugin.

2022 – Published

ChImp - Change Impact Protégé Plugin
A Protege plugin that displays the impact of changes, while editing an ontology.

27th October 2023 – Upcoming

Alice & Eve Workshop 2023
Alice & Eve is a free one-day workshop for celebrating women studying and working in computing! Alice & Eve aims to bring together talents in the field of computing. The 4th edition of this workshop will be hosted on 27th October 2023 by the University of Amsterdam.
Luca Rossetto presenting the LifeGraph at ISWC 2020.

2020 and 2021

LifeGraph and VideoGraph
We used a knowledge graph to retrieve lifelogs and videos to participate in two information retrieval challenges with a team from DDIS (UZH).


[All Publications]
  1. How Does Knowledge Evolve in Open Knowledge Graphs?
    Polleres, Axel, Pernisch, Romana, Bonifati, Angela, Dell’Aglio, Daniele, Dobriy, Daniil, Dumbrava, Stefania, Etcheverry, Lorena, Ferranti, Nicolas, Hose, Katja, Jiménez-Ruiz, Ernesto, Lissandrini, Matteo, Scherp, Ansgar, Tommasini, Riccardo, and Wachs, Johannes
    Transactions on Graph Data and Knowledge, vol. 1, pp. 11:1–11:59, 2023
  2. Do you catch my drift? On the usage of embedding methods to measure concept shift in knowledge graphs
    Verkijk, Stella, Roothaert, Ritten, Pernisch, Romana, and Schlobach, Stefan
    In Proceedings of the 12th Knowledge Capture Conference 2023, pp. 70–74, 2023
  3. Descriptive Comparison of Visual Ontology Change Summarisation Methods
    Chung, Kornpol, Pernisch, Romana, and Schlobach, Stefan
    In The Semantic Web: ESWC 2023 Satellite Events - Hersonissos, Crete, Greece, May 28 - June 1, 2023, Proceedings, vol. 13998, pp. 54–58, 2023