Co-organizer of
Quantum Computing at CLEF (QuantumCLEF),
Madrid, Spain, 9-12 September 2025, co-located with the 16th Conference and Labs of the Evaluation Forum (CLEF 2025)
Co-organizer of
BioASQ 2025, a challenge on large-scale biomedical semantic indexing and question answering,
Madrid, Spain, 9-12 September 2025, co-located with the 16th Conference and Labs of the Evaluation Forum (CLEF 2025)
Co-organizer of
Quantum Computing at CLEF (QuantumCLEF),
Grenoble, France, 9-12 September 2024, co-located with the 15th Conference and Labs of the Evaluation Forum (CLEF 2024)
Co-organizer of
The NTCIR Fair Web Task (FairWeb-1),
Tokyo, Japan, 12-15 December 2023, co-located with the 17th NTCIR Conference on Evaluation of Information Access Technologies (NTCIR-17)
Co-organizer of
The Open-Source IR Replicability Challenge (OSIRRC 2019),
Paris, France, 25 July 2019, co-located with the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2019)
Co-organizer of the CLEF 2009 Ad-hoc Track,
Corfu, Greece, 30 September-2 October 2009, co-located with the CLEF 2009 - Workshop of the Cross-Language Evaluation Forum
Co-organzier of the
Grid@CLEF 2009 Pilot Track,
Corfu, Greece, 30 September-2 October 2009, co-located with the CLEF 2009 - Workshop of the Cross-Language Evaluation Forum
Co-organizer of the CLEF 2008 Ad-hoc Track,
Aarhus, Denmark, 17-19 September 2008, co-located with the CLEF 2008 - Workshop of the Cross-Language Evaluation Forum
Co-organizer of the CLEF 2007 Ad-hoc Track,
Budapest, Hungary, 19-21 September 2007, co-located with the CLEF 2007 - Workshop of the Cross-Language Evaluation Forum
Co-organizer of the CLEF 2006 Ad-hoc Track,
Alicante, Spain, 20-22 September 2006, co-located with the CLEF 2006 - Workshop of the Cross-Language Evaluation Forum
Co-organizer of the CLEF 2005 Ad-hoc Track,
Vienna, Austria, 21-23 September 2005, co-located with the CLEF 2005 - Workshop of the Cross-Language Evaluation Forum