- Top-cited paper in the Information Sciences journal by Elsevier (IF: 8.23) over the last 5 years
- Best master thesis award at Dept. of Comp. Science of Univ. of Innsbruck by a supervised student (Georg Wenzel)
- Best paper award at ECIR 2023
- Runner-up for the Best Demo Paper Award at CIKM 2023
- Friedrich Wilhelm Bessel Research Award by the Alexander von Humboldt Foundation
- International Excellence Fellowship from the Karlsruhe Institute of Technology (KIT)
- Database Society of Japan's Young Researcher's Achievement and Contribution Award
- Vannevar Bush Best Paper Award at JCDL 2021 (award sponsored by SIGIR and SIGWEB)
- Industrial Impact Paper Honorable Mention at ECIR 2020
- Best Paper Award at DEIM 2020 (annual conference of the Database Society of Japan with more than 600 attendees)
- Best Student Paper Award at DEIM 2019
- Best Demo Paper Award at ECIR 2019
- Best Student Paper Award at APWeb/WAIM 2019
- Runner-up for Best Paper Award at COLING 2018
- Best Short Paper Award at ECIR 2018
- 1st place in Arquivo.pt Prizes 2018 Competition for innovative access proposals to the Portuguese Web Archive (prize: €10k and a total of 27 participating teams)
- Runner-up for Vannevar Bush Best Paper Award at JCDL 2018
- Database Society of Japan Kambayashi Young Researcher Award
- Runner-up for Vannevar Bush Best Paper Award at JCDL 2016
- Runner-up for Best Paper Award at WI 2015
Research Experience
- 2021 - present: Full Professor at the Department of Computer Science & Digital Science Center, University of Innsbruck, Austria
- 2010 - 2020: Associate Professor at the Department of Social Informatics, Kyoto University, Japan
- 2019 - 2023: Visiting Professor at National Institute of Advanced Industrial Science and Technology (AIST), Japan
- 2011 - 2015: Affiliated researcher at Japan Science and Technology Agency (JST), Japan
- 2006 - 2010: Assistant Professor at the Department of Social Informatics, Kyoto University, Japan
- 2005 - 2006: Research Fellow at National Institute of Information and Communications Technology (NICT), Japan
- Visiting Scholar:
- Autumn 2025: University of Toulouse, France
- Summer 2022 and 2023: Karlsruhe Institute of Technology, Germany
- Summer 2018: University of La Rochelle, France
- Winter 2012: University of California at Berkeley, USA
Education
- 2002 - 2005: Ph.D. in Information Science and Technology, University of Tokyo, Japan
- 1996 - 2001: M.Sc. in Electronics and Telecommunications, Technical University of Lodz, Poland
Background
Research interests include temporal aspects in natural language processing and information retrieval, novel NLP and IR solutions for digital history, automatic hint generation, retrieval-augmented Large Language Models, probing Large Language Models, text temporal validity and obsoleteness, future forecasting (aka. future opinion summarization), complex question answering, computational history and collective memory analysis.