IR'2001 - Infotech Oulu International Workshop on Information Retrieval

Wednesday, September 19


Thursday, September 20


    08.00 Registration opens

    09.00 Opening of the workshop

    09.20 Keynote: "Cognitive Perspectives of Document Representations for Interactive IR"

    10.20 Coffee

    10.40 Session 1: User models and evaluation (Chair: Vesa Suominen)

      The impact of the anticipated contribution of information on search tactics and results in task performance
      Pertti Vakkari, Mikko Pennanen and Sami Serola, University of Tampere, Finland
      Click for presentation

      User-thesaurus interaction on a web-based database: an evaluation of the users' term selection behaviour
      Ali Asghar Shiri and Crawford Revie, University of Strathclyde, UK
      Click for presentation

      Individual differences on internet search tools and usability
      Lim Tek Yong and Tang Enya Kong, University Science Malaysia, Malaysia

      A new measure of retrieval effectiveness (Or: What's wrong with precision and recall)
      Stefano Mizzaro, University of Udine, Italy
      Click for presentation

    12.00 Lunch

    13.00 Keynote: "Browsing Digital Video in the Físchlár System"

    14.00 Coffee

    14.30 Session 2: Text-based Retrieval (Chair: Helena Ahonen-Myka)

      Expanding document vectors in text categorization
      Juha Makkonen and Jussi Piitulainen, University of Helsinki, Finland

      Interactive text retrieval supported by growing self-organizing maps
      Andreas Nuernberger, University of California at Berkeley, USA

      Evaluation of N-grams conflation approach in text-based information retrieval
      Serhiy Kosinov, University of Alberta, Canada
      Click for presentation

      Empirically evaluating WordNet-based query expansion in a web search engine setting
      Jacques Robin and Franklin de Souza Ramalho, Universidade Federal de Pernambuco, Brazil

    15.50 Break

    16.00 Session 3: Classification, Clustering and Data Mining (Chair: Juha Röning)

      Classification using instance-based learning patterns
      Patricio Serendero, Univeridade do Algarve, Portugal
      Miguel Toro, University of Seville, Spain

      Probability based clustering for document and user properties
      Thomas Mandl and Christa Womser-Hacker, University of Hildesheim, Germany
      Click for presentation

      Visual data mining for defining tax-payer profiles
      Ekaterina Maltseva, Clara Pizzuti and Domenico Talia, University della Calabria, Italy

    16.45- Demonstrations
    17.15

    19.00 Banquet, Science Centre Tietomaa

Friday, September 21


    09.00 Registration opens

    10.00 Session 4: Audio Retrieval (Chair: Tapio Seppänen)

      Audio classification for annotation of sports videos
      M Pandit, J Kittler and WJ Christmas, University of Surrey, UK

      A speech/music discriminator-based audio browser with a degree of certainty measure
      Jani Penttila and Johannes Peltola, VTT Electronics, Finland
      Tapio Seppänen, University of Oulu, Finland

    10.40 Coffee

    11.00 Session 5: Image Retrieval (Chair: Timo Ojala)

      Shape matching with occlusion in image databases
      Aristeidis Diplaros, University of Amsterdam, The Netherlands
      Euripides G.M. Petrakis, Technical University of Crete, Greece
      Evangelos Milios, Dalhousie University, Canada
      Click for presentation

      Indexing images with multiple regions
      Euripides G.M. Petrakis, Technical University of Crete, Greece
      Click for presentation

      Self-organizing image retrieval with MPEG-7 descriptors
      Markus Koskela, Jorma Laaksonen and Erkki Oja, Helsinki University of Technology, Finland

    12.00 Lunch

    13.00 Session 6: Video Retrieval (Chair: Janne Heikkilä)

      Extracting a feature of human running behaviour in sports video sequences
      F Cheng, WJ Christmas and J Kittler, University of Surrey, UK

      Generation of semantic cues for sports video annotation
      WJ Christmas, J Kittler, D Koubaroulis, B Levienaise-Obadia and K Messer, University of Surrey, UK

      CMRS : Architecture for content-based multimedia retrieval
      Timo Ojala, Hannu Kauniskangas, Heikki Keränen, Esa Matinmikko, Markus Aittola, Kimmo Hagelberg, Mika Rautiainen, Mikko Häkkinen University of Oulu, Finland
      Click for presentation

    14.00 Coffee

    14.30 Demonstrations at Machine Vision and Media Processing Unit

    15.30 Presentation of the Best Paper and Best Student Paper awards

    15.40 Closing of the workshop