CLEF 2005 Programme

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Wednesday, 21 September
10.00 - 14.00 Registration
14.00 - 14.20 Welcome
Carol Peters, ISTI-CNR, Pisa, Italy [slides]
14.20 - 17.20 AdHoc Plenary Session
Chair: Carol Peters, ISTI-CNR, Pisa, Italy
    • Ad Hoc Track Overview
    • Giorgio M.Di Nunzio, University of Padua, Italy [slides]
    • DIRECT: Behind the CLEF Infrastructure
    • Nicola Ferro, University of Padua, Italy [slides]
15.00-17.20 AdHoc Plenary: Monolingual and Bilingual Experiments
Chairs: Giorgio M. Di Nunzio and Nicola Ferro, University of Padua, Italy
    • Retrieval Experiments in Unfamiliar Languages
    • Paul McNamee, Johns Hopkins University, MD, USA [slides]
    • MIRACLE's Flexible and Efficient Toolbox for Information Retrieval
    • Julio Villena, Universidad Carlos III de Madrid and DAEDALUS, Spain [slides]
    • Building Resources: Experiences from Amharic Cross Language Information Retrieval
    • Atelach Alemu Argaw, Stockholm University, Sweden [slides]
16.00 - 16.30 Break
16.30 - 17.20 AdHoc Plenary: Multilingual Experiments
Chair: Gareth Jones, Dublin City University, Ireland
    • Multilingual Tasks Overview
    • Gareth J.F. Jones, Dublin City University, Ireland [slides]
    • CLEF 2005: Multilingual Retrieval by Combining Multiple Multilingual Ranked Lists
    • Luo Si and Jamie Callan, Carnegie Mellon University, USA (presented by Gareth Jones) [slides]
    • SINAI at CLEF2005: The Evolution of the CLEF2003 System
    • Miguel Ángel García Cumbrera, University of Jaén, Spain [slides]
    • Discussion
17.20 - 18.00 Domain-Specific Plenary Session
Chair: Michael Kluck, SWP Berlin, Germany
    • CLEF 2005: Domain-Specific Track Overview
    • Michael Kluck, SWP Berlin, and Maximilian Stempfhuber, IZ Berlin, Germany [slides]
    • How One Word Can Make all the Difference. Using Subject Metadata for Automatic Query Expansion and Reformulation
    • Vivien Petras, University of California, Berkeley, USA [slides]
    • Discussion
18.30 - 20.30 Steering Committee Meeting
Thursday, 22 September
9.00 - 10.00 Invited Talk
    • What's happening at NTCIR
    • Noriko Kando, NII, Tokyo, Japan [slides]
9.30 - 11.00 QA@CLEF Plenary Session
Chair: Bernardo Magnini, ITC-irst, Trento, Italy
    • Overview of the CLEF 2005 Multilingual Question Answering Track
    • Bernardo Magnini, ITC-irst, Trento, Italy [slides]
    • Question Answering for Dutch using Dependency Relations
    • Gosse Bouma, University of Groningen, The Netherlands [slides]
    • Priberam's Question Answering System for Portuguese
    • André Martins, Priberam Informatica, Lisboa, Portugal [slides]
    • Cross-Lingual Question Answering using QRISTAL for CLEF 2005
    • Dominique Laurent, Synapse, Toulouse, France [slides]
    • Discussion
11.00 - 11.30 Break
11.30 - 13.00 ImageCLEF Plenary Session
Chairs: Paul Clough, University of Sheffield, UK and Henning Müller, University of Geneva, Switzerland
    • The CLEF 2005 Cross-Language Image Retrieval Track
    • Paul Clough, University of Sheffield, UK [slides]
    • Using Ontology Dimensions and Negative Expansion to Solve Precise Queries in CLEF Medical Task
    • Jean-Pierre Chevallet, IPAL/IPR, France [slides]
    • Combining Text and Image Queries at ImageCLEF2005
    • Hsin-Hsi Chen, NTU, Taiwan [slides]
    • University of Alicante in ImageCLEF2005
    • Maximiliano Saiz, University of Alicante, Spain [slides]
    • Discussion and future work
    • Henning Müller, Geneva University, Switzerland
13.00 - 14.30 Lunch
11.30 - 13.00 iCLEF Plenary Sessions
Chair: Julio Gonzalo, LSI-UNED, Madrid, Spain
    • iCLEF overview
    • Julio Gonzalo, UNED, Madrid, Spain, and Paul Clough, U. Sheffield, UK [slides]
    • Concept Hierarchy across Languages in Text-Based Image Retrieval: A User Evaluation
    • Daniela Petrelli, University of Sheffield, UK [slides]
    • How Much Context do you Need? An Experiment about Context Size in Interactive Cross-Language Question Answering
    • Borja Navarro, University of Alicante, Spain [slides]
    • Discussion
16.00 - 16.30 Break
16.30 - 17.30 Cross-Language Speech Retrieval Plenary Session
Chair: Gareth Jones, Dublin City University, Ireland
    • Track Overview
    • Douglas W. Oard, University of Maryland, USA [slides]
    • Using Various Indexing Schemes and Multiple Translations in the CL-SR Task at CLEF 2005
    • Diana Inkpen, University of Ottawa, Canada [slides]
    • Named Entity Recognition and Keyword-based Relevance Feedback in Cross-Lingual and Monolingual Automatic Speech Transcriptions Retrieval
    • Fernando López-Ostenero, UNED, Spain [slides]
    • Plans for Next Year
    • Gareth Jones, Dublin City University, Ireland
    • Discussion
    • moderated by Gareth Jones, Dublin City University, Ireland
17.30 - 17.40 Proposal for a New Robust Task at CLEF
Thomas Mandl, University of Hildesheim, DE [slides]
17.40 - 22.00 Poster Boasting (slides), Poster Session, Reception
Friday, 23 September
9.00 - 10.00 GeoCLEF Plenary Session
Chairs: Paul Clough, University of Sheffield and Fredric Gey, University of California, Berkeley, USA
    • GeoCLEF: the CLEF 2005 Cross-Language Geographic Information Retrieval Track (Part1 and Part2)
    • Fred Gey, Ray Larson, UC Berkeley, USA, and Paul Clough, U. Sheffield, UK
    • The XLDB Group at GeoCLEF
    • Nuno Cardoso, Universidade de Lisboa, Portugal [slides]
    • University of Hagen at GeoCLEF 2005: Using Semantic Networks for Interpreting Geographical Queries
    • Johannes Leveling, Sven Hartrumpf, Dirk Veiel, U. Hagen, Germany [slides]
    • Where is the Geo in GeoCLEF?
    • András Kornai, MetaCarta Inc, USA [slides]
10.00 - 11.00 WebCLEF Plenary Session
Chair: Maarten de Rijke, University of Amsterdam
    • Buy 30, Get 547: Overview of the WebCLEF 2005 Track
    • Maarten de Rijke, University of Amsterdam, The Netherlands [slides]
    • University of Glasgow at WebCLEF 2005: Experiments in Per-field Normalisation and Language Specific Stemming
    • Craig Macdonald, Vassilis Plachouras, Ben He, Iadh Ounis, University of Glasgow, UK [slides]
    • UNED Bilingual Experiments at WebCLEF
    • Victor Peinado, UNED, Madrid, Spain [slides]
    • Web Retrieval Experiments with One Multilingual Index at the University of Hildesheim
    • Thomas Mandl, University of Hildesheim, Germany [slides]
    • Discussion
11.00 - 11.30 Break
11.30 - 13.00 Breakout sessions: QA@CLEF (slides), GeoCLEF (slides), Ad Hoc plus Domain-specific
13.00 - 14.30 Lunch
14.30 - 16.00 Breakout Sessions: ImageCLEF, WebCLEF (slides), CL-SR
16.00 - 16.30 Break
16.30 - 17.30 Concluding Session – Towards CLEF 2006 – Reports from Breakout Sessions
Chair: Carol Peters, ISTI-CNR, Pisa, Italy