Academic Services

Herausgeber von Büchern

Herausgeber von Journals

Organisation von Veranstaltungen

Programmkommittees

  • PC Co-Chair, 21st Conference on Database Systems for Business, Technology and Web (BTW 2025), Bamberg
  • Senior PC Member
    • ACM SIGIR Int. Conference on Research & Development on IR: 2023,2024
    • European Conference on Information Retrieval (ECIR): 2023-2025
    • Int. Conference on Information and Knowledge Management (CIKM): 2022-2024 (Research Track), 2024 (Demo)
  • PC Member (unvollständig)
    • ACM SIGIR Int. Conference on Research & Development on IR: 2007-2008 (Research), 2010-2022 (Research), 2023-2024 (Demo)
    • European Conference on Information Retrieval (ECIR): 2006-2016, 2021
    • International Conference on the Theory of Information Retrieval (ICTIR): 2020-2024
    • Int. World Wide Web Conference (WWW): 2010, 2012, 2013, 2017 (short), 2018
    • ACM Conference on Web Search and Data Mining (WSDM): 2010, 2011, 2021, 2022
    • Int. Conference on Information and Knowledge Management (CIKM): 2005, 2011-2018, 2020, 2021
    • Int. Conference on Very Large Databases (VLDB): 2006, 2007 (Demo), 2008, 2010, 2017 (Demo), 2018, 2021
    • ACM SIGMOD Int. Conference on Management of Data: 2009 (Demo), 2010, 2021 (Demo)
    • IEEE Int. Conference on Data Engineering (ICDE): 2009, 2010, 2012, 2014, 2015, 2019
    • Int. Conference on Extending Database Technology (EDBT): 2008, 2012 (demo), 2014, 2022, 2024, 2026
    • ACM SIGKDD Conference on Knowledge Discovery and Data Mining: 2010, 2013-2016, 2018
    • International Semantic Web Conference (ISWC):  2019-2024
    • Extended Semantic Web Conference (ESWC): 2017-2019 (Posters&Demos), 2023, 2024
    • Conference on Database Systems for Business, Technology and Web (BTW): 2005, 2007, 2023
    • Joint Conference on Digital Libraries (JCDL): 2018, 2019, 2022-2024

Tutorien und eingeladene Vorträge

  • Quality-Aware Argument Retrieval (Invited talk, Max-Planck-Institut für Informatik, Saarbrücken, 2023)
  • Argument Mining and Retrieval (Tutorial, Autumn School for Information Retrieval and Foraging, 2023)
  • Integrating and Exploiting Public Metadata Sources in a Bibliographic Information System (Keynote, Workshop Bibliographic Information Retrieval, 2018)
  • Harvesting, Integrating, and Cleaning Metadata in a bibliographic Information System (Keynote, Workshop Grundlagen von Datenbanken, 2018)
  • Information Retrieval Systems (Tutorial, Autumn School for Information Retrieval and Foraging, 2018 und 2019)
  • Semistructured Data Search Evaluation (Tutorial, PROMISE Winter School 2013)
  • Effizienzaspekte von Information Retrieval (Tutorial, GI-Herbstschule Information Retrieval 2008, 2012, 2014 und 2017)
  • Database Techniques for Linked Data Management (Tutorial, SIGMOD 2012, mit Andreas Harth und Katja Hose)
  • Database Foundations for Scalable RDF Processing (Tutorial, Reasoning Web Summer School 2011, mit Katja Hose und Martin Theobald)
  • Semantic Knowledge Bases from Web Sources (Tutorial, CIKM 2010+IJCAI 2011, mit Hady Lauw, Fabian Suchanek, Martin Theobald, Gerhard Weikum)
  • Wissensbasierte Suche (Tutorial, GI-Herbstschule Information Retrieval 2010 und 2017)

Gutachtertätigkeiten

  • Gutachter für die Deutsche Forschungsgemeinschaft, das Dutch Research Council (NWO), den Luxembourg National Research Fund (FNR) und den DAAD
  • Gutachter in Dissertationsverfahren an der TU Braunschweig, an der Universität Passau, an der Universität Ulm, an der Universität München, am IIT Delhi, an der Universität des Saarlandes, an der Queen-Mary-University London, an der University of Tampere, an der Universität Freiburg, an der RPTU Kaiserslautern und an der Universität Trier
  • Gutachter in verschiedenen Berufungsverfahren
  • Gutachter für die Virtuelle Hochschule Bayern
  • Gutachter für ACM Trans. on Database Systems (TODS), ACM Trans. on Information Systems (TOIS), ACM Trans. on the Web (TWEB), Information Retrieval (IR), IEEE Trans. on Knowledge and Data Engineering (TKDE), Information Processing Letters (IPL), Distributed and Parallel Databases (DAPD), ACM Computing Surveys, Information Systems