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


  • 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. 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
  2. Visualising the effects of ontology changes and studying their understanding with ChImp
    Pernisch, Romana, Dell’Aglio, Daniele, Serbak, Mirko, Gonçalves, Rafael S., and Bernstein, Abraham
    J. Web Semant., vol. 74, pp. 100715, 2022
  3. Beware of the hierarchy - An analysis of ontology evolution and the materialisation impact for biomedical ontologies
    Pernisch, Romana, Dell’Aglio, Daniele, and Bernstein, Abraham
    J. Web Semant., vol. 70, pp. 100658, 2021