CLEF 2008 Programme

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Wednesday, 17 September
12:30 - 14:00 Registration
14:00 - 18:40 Plenary Session
14:00 - 14:30 Welcome
Carol Peters, ISTI-CNR, Pisa, Italy [slides]
14:30 - 15:20 Ad-hoc Track Overview
    • The TEL and Persian Tasks
    • Nicola Ferro, University of Padua, Italy [slides]
    • Robust-WSD Exercise
    • Eneko Agirre, University of the Basque Country, Spain [slides]
15:20 - 15:40 Domain-Specific Track Overview
    • Cross-language Scientific Data Retrieval at CLEF 2008
    • Vivien Petras, GESIS - Social Science Information Centre, Germany [slides]
15:40 - 16:00 VideoCLEF Track Overview
    • Overview of VideoCLEF 2008 - Automatic Generation of Topic-based Feeds for Dual Language Audio-Visual Content
    • Gareth Jones, DCU, Ireland and Martha Larson U. Amsterdam, The Netherlands [slides]
16:00 - 16:30 Break
16:30 - 17:20 QA@CLEF Track Overview
    • Multilingual Question Answering Track
    • Anselmo Peñas, UNED, Spain [slides]
    • Overview of Answer Validation Exercise 2008
    • Anselmo Peñas, UNED, Spain [slides]
    • Overview of QAST 2008
    • Nicolas Moreau, ELDA, Paris, France [slides]
17:20 - 18:10 ImageCLEF Track Overview [slides]
    • ImageCLEF Photo
    • Thomas Arni, U. Sheffield, UK
    • ImageCLEF Medical Retrieval
    • Jayashree Kalpathy-Cramer, Oregon Health and Science U., USA
    • ImageCLEF WikiMM
    • Theodora Tsikrika, CWI, The Netherlands
    • ImageCLEF VCDT
    • Thomas Deselaers, RWTH Aachen U., Germany
    • ImageCLEF MedAAT
    • Thomas Deselaers , RWTH Aachen U., Germany
18:10 - 18:40 iCLEF Track Overview
    • Without Users, no Retrieval! Overview and Future of iCLEF
    • Jussi Karlgren, SICS, Sweden [slides]
Thursday, 18 September
9:00 - 11:00 Plenary Sessions
9:00 - 9:40 GeoCLEF Track Overview
    • Main Track Overview
    • Thomas Mandl, U. Hildesheim and Diana Santos, Linguateca, SINTEF, Norway [slides]
    • Results and Analysis
    • Giorgio Di Nunzio, U. Padua, Italy [slides]
    • GikiP Task Overview
    • Diana Santos, Linguateca, SINTEF, Norway [slides]
9:40 - 10:10 WebCLEF Track Overview
    • WebCLEF 2008 - Goodbye!
    • Maarten de Rijke , ISLA, U. Amsterdam, The Netherlands [slides]
10:10 - 10:40 INFILE Track Overview
    • Overview of the Multilingual INformation FILtering Evaluation (INFILE) Campaign
    • Romaric Besançon, CEA LIST, France [slides]
10:40 - 11:00 CLEF at MorphoChallenge
    • Unsupervised Morpheme Analysis
    • Mikko Kurimo, Adaptive Informatics Research Centre, Helsinki U.Technology , Finland [slides]
11:00 - 11:30 Break
11:30 - 13:00 Parallel Sessions: QA@CLEF and Adhoc
Multiple Language Question Answering (QA@CLEF)
Chair: Pamela Forner [slides]
    • Information Synthesis for Answer Validation
    • Günter Neumann, DFKI, Germany
    • The LIMSI participation in the QAST track
    • Olivier Galibert, LIMSI, France
    • Cross Lingual Question Answering using QRISTAL for CLEF 2008
    • Dominique Laurent , Synapse Développement, France
    • IdSay: Question Answering for Portuguese
    • Gracinda Carvalho , U. Aberta , Portugal
    • Esfinge at CLEF 2008: Experimenting with Answer Retrieval Patterns. Can they help?
    • Luís Costa, Linguateca, SINTEF ICT, Norway
    • Measuring the contribution of Word Sense Disambiguation for QA
    • Eneko Agirre, U. Basque Country, Spain
Multilingual Textual Document Retrieval (Ad Hoc)
Chair: Eneko Agirre [slides]
    • Alternative Methods for Tokenization in Ad Hoc Search
    • Paul McNamee , Johns Hopkins U., USA
    • Mono- and Cross-Language Retrieval Experiments on Persian Collections at U.Tehran
    • Abolfazl AleAhmad, Database Research Group, U. Tehran, Iran
    • XRCE's Participation in the TEL@CLEF Task
    • Stephane Clinchant, Xerox Research Centre Europe, France
    • Exploiting Semantics with Structured Queries
    • Hugo Zaragoza, Yahoo! Research, Barcelona , Spain
13:00 - 14:30 Lunch
14:30 - 16:00 Parallel sessions: ImageCLEF and GeoCLEF
Cross-language Retrieval in Image Collections (ImageCLEF)
Chair: Henning Müller [slides]
    • Image Fisher Vector-based Visual Concepts Detection and Image Retrieval
    • Stephane Clinchant, Xerox Research Centre Europe, France
    • DCU at ImageCLEFPhoto 2008
    • Gareth Jones, Dublin City U., Ireland
    • Conceptual Image Retrieval over the Wikipedia Corpus
    • Adrian Popescu, CEA-LIST, France
    • CLEF2008 Image Annotation Task: an SVM Confidence-Based Approach
    • Tatiana Tommasi, IDIAP, Switzerland
    • SINAI at ImageCLEFmed
    • Manuel Carlos Díaz-Galiano, SINAI, U. Jaen, Spain
Cross-language Geographical Information Retrieval (GeoCLEF)
Chairs: Thomas Mandl and Diana Santos
    • Search Task
    • Ontology-based Query Construction for GeoCLEF
    • Günter Neumann, DFKI, Germany [slides]
    • INAOE at GeoCLEF 2008: A Ranking Approach based on Sample Documents
    • Manuel Montes, Instituto Nacional, Puebla, Mexico [slides]
    • SINAI-GIR. A Multilingual Geographic IR System
    • J.M. Perea-Ortega, U. Jaen [slides]
    • Cheshire at GeoCLEF 2008: Text and Fusion Approaches for GIR
    • Ray R. Larson, UC Berkeley, USA [slides]
    • Potential Query Log Sets
    • Alexander Yeh, Mitre, USA [slides]
    • GikiP Task
    • A Fully Automatic Method to Answer Geographic Questions: GIRSA-WP at GikiP
    • Johannes Leveling, U. Hagen, Germany [slides]
    • Digging for Information: WikipediaQAList@wlv at GikiP
    • Iustin Dornescu, U. Wolverhampton, UK [slides]
    • Towards Semantic-flavored Queries for GIR Systems: RENOIR at the GikiP pilot task
    • Nuno Cardoso , U. Lisbon, Portugal [slides]
16:00 - 16:30 Break
16:30 - 18:00 Plenary Session
16:30 - 17:00
    • What's happening at NTCIR-7
    • Noriko Kando, National Institute of Informatics, Tokyo, Japan
17:00 - 17:20
    • Presentation of Patent Task Proposal
    • John Tait, Information Retrieval Facility, Vienna, Austria [slides]
17:30 - 18:00 Poster Boasting
18:00 - 19:30 Poster Session
Friday, 19 September
9:00 - 9:45 Parallel Sessions: WebCLEF and VideoCLEF
Multilingual Retrieval of Web Documents (WebCLEF)
Chair: Maarten de Rijke
    • On the Evaluation of Snippet Selection for Information Retrieval
    • Arnold Overwijk, U. Twente, The Netherlands [slides]
    • Web People Search task at SemEval
    • Julio Gonzalo, UNED, Spain [slides]
    • Political Web Search
    • Maarten de Rijke , U. Amsterdam, The Netherlands [slides]
Cross-language Video Retrieval (VideoCLEF)
Chair: Gareth Jones
    • VideoCLEF 2008: ASR Classification based on Wikipedia Categories
    • Jens Kursten, Chemnitz U.Technology , Germany [slides]
    • DCU and U.Amsterdam at VideoCLEF: Contributions to Research within the MultiMatch Project on Access to Cultural Heritage
    • Martha Larson , U.Amsterdam, The Netherlands
    • University of Amsterdam at VideoCLEF Vid2RSS 2008 Pilot Task [slides]
    • DCU at VideoClef 2008 Vid2RSS Pilot Task [slides]
    • VideoCLEF Classification of Dual Language Audio-Visual Content [slides]
9:00 - 9:45 Parallel sessions: iCLEF and Domain-Specific
Interactive Cross-language Retrieval (iCLEF)
Chair: Julio Gonzalo
    • Lessons from the 2008 iCLEF participants: Analysis of a Large Log of Multilingual Image Searches in Flickr
    • Julio Gonzalo, UNED, Spain [slides]
    • User Confidence and Satisfaction inferred from iCLEF Logs
    • Jussi Karlgren, SICS, Sweden [slides]
    • "Interactive" Undergraduate Students
    • Giorgio Maria Di Nunzio, U. Padua, Italy [slides]
Cross-language Scientific Data Retrieval (Domain-Specific)
Chair: Vivien Petras
    • Parsimonious Relevance and Concept Models
    • Edgar Meij, ISLA, U. Amsterdam, The Netherlands [slides]
    • Using Wikipedia and Wiktionary in Domain-Specific Information Retrieval
    • Christof Müller, Technical U. Darmstadt, Germany [slides]
10:30 - 11:00 Break
11:00 - 13:00 Breakout discussion sessions: continuing or new track
13:00 - 14:30 Lunch
Final Session
Chair: Carol Peters
    • Impressions of CLEF 2008
    • Donna Harman, NIST, USA
    • Evaluating the Search Functionality of Enterprise Websites
    • Martin Braschler, Zurich U. Applied Sciences, Switzerland
    • CLEF 2008 Proceedings and Schedule for CLEF 2009
    • Carol Peters, ISTI-CNR, Pisa , Italy [slides]
    • DIRECT: Towards an Evaluation Infrastructure for IR Evaluation
    • Nicola Ferro, U. Padua, Italy
    • Reports from Breakout Sessions and Proposals for CLEF 2009