Ralph Kölle


2002

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Domain Specific Retrieval Experiments with MIMOR at the University of Hildesheim
René Hackl | Ralph Kölle | Thomas Mandl | Christa Womser-Hacker
Working Notes for CLEF 2002 Workshop co-located with the 6th European Conference on Digital Libraries (ECDL 2002), Rome, Italy, September 19-20, 2002

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Domain Specific Retrieval Experiments with MIMOR at the University of Hildesheim
René Hackl | Ralph Kölle | Thomas Mandl | Christa Womser-Hacker
Advances in Cross-Language Information Retrieval, Third Workshop of the Cross-Language Evaluation Forum, CLEF 2002. Rome, Italy, September 19-20, 2002. Revised Papers

2003

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Multilingual Retrieval Experiments with MIMOR at the University of Hildesheim
René Hackl | Ralph Kölle | Thomas Mandl | Alexandra Ploedt | Jan-Hendrik Scheufen | Christa Womser-Hacker
Working Notes for CLEF 2003 Workshop co-located with the 7th European Conference on Digital Libraries (ECDL 2003), Trondheim, Norway, August 21-22, 2003

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Multilingual Retrieval Experiments with MIMOR at the University of Hildesheim
René Hackl | Ralph Kölle | Thomas Mandl | Alexandra Ploedt | Jan-Hendrik Scheufen | Christa Womser-Hacker
Comparative Evaluation of Multilingual Information Access Systems, 4th Workshop of the Cross-Language Evaluation Forum, CLEF 2003, Trondheim, Norway, August 21-22, 2003, Revised Selected Papers

2007

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Monolingual Retrieval Experiments with Spatial Restrictions at GeoCLEF 2007
Ralph Kölle | Ben Heuwing | Thomas Mandl | Christa Womser-Hacker
Working Notes for CLEF 2007 Workshop co-located with the 11th European Conference on Digital Libraries (ECDL 2007), Budapest, Hungary, September 19-21, 2007

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Mono-and Crosslingual Retrieval Experiments with Spatial Restrictions at GeoCLEF 2007
Ralph Kölle | Ben Heuwing | Thomas Mandl | Christa Womser-Hacker
Advances in Multilingual and Multimodal Information Retrieval, 8th Workshop of the Cross-Language Evaluation Forum, CLEF 2007, Budapest, Hungary, September 19-21, 2007, Revised Selected Papers

2009

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Patent Retrieval Experiments in the Context of the CLEF IP Track 2009
Daniela Becks | Christa Womser-Hacker | Thomas Mandl | Ralph Kölle
Multilingual Information Access Evaluation I. Text Retrieval Experiments, 10th Workshop of the Cross-Language Evaluation Forum, CLEF 2009, Corfu, Greece, September 30 - October 2, 2009, Revised Selected Papers

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Search Path Visualization and Session Performance Evaluation with Log Files
Katrin Lamm | Thomas Mandl | Ralph Kölle
Multilingual Information Access Evaluation I. Text Retrieval Experiments, 10th Workshop of the Cross-Language Evaluation Forum, CLEF 2009, Corfu, Greece, September 30 - October 2, 2009, Revised Selected Papers

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Patent Retrieval Experiments in the Context of the CLEF IP Track 2009
Daniela Becks | Christa Womser-Hacker | Thomas Mandl | Ralph Kölle
Working Notes for CLEF 2009 Workshop co-located with the 13th European Conference on Digital Libraries (ECDL 2009) , Corfù, Greece, September 30 - October 2, 2009

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Search Path Visualization and Session Performance Evaluation with Log Files from The European Library (TEL)
Katrin Lamm | Thomas Mandl | Ralph Kölle
Working Notes for CLEF 2009 Workshop co-located with the 13th European Conference on Digital Libraries (ECDL 2009) , Corfù, Greece, September 30 - October 2, 2009

2020

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Using Surface and Semantic Features for Detecting Early Signs of Self-Harm in Social Media Postings
Linda Achilles | Max Kisselew | Johannes Schäfer | Ralph Kölle
Working Notes of CLEF 2020 - Conference and Labs of the Evaluation Forum, Thessaloniki, Greece, September 22-25, 2020