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Working Notes for the CLEF 2005 Workshop, 21-23 September, Vienna, Austria

 

CONTENTS

Introduction

What happened in CLEF 2005

         Carol Peters

Multilingual Textual Document Retrieval (Ad Hoc)

CLEF 2005: Ad Hoc Track Overview

         Giorgio M. Di Nunzio, Nicola Ferro, Gareth J.F. Jones, Carol Peters

Portuguese at CLEF 2005: Reflections and Challenges

         Diana Santos, Nuno Cardoso

Cross-Language and More

Ad-hoc Mono- and Bilingual Retrieval Experiments at the University of Hildesheim.

         René Hackl, Thomas Mandl, Christa Womser-Hacker

MIRACLE’s 2005 Approach to Cross-lingual Information Retrieval

         José C. González, José Miguel Goñi-Menoyo, Julio Villena-Román

The XLDB Group’s Participation in the CLEF 2005 Ad Hoc Task

         Nuno Cardoso, Leonardo Andrade, Alberto Simões, Mário J. Silva

Thomson Legal and Regulatory Experiments at CLEF-2005

         Isabelle Moulinier, Ken Williams

Using Syntactic Dependency and Language Model X-IOTA IR System for CLIPS Mono & Bilingual Experiments in CLEF 2005

         Loïc Maisonnasse, Gilles Sérasset, Jean-Pierre Chevallet

Bilingual and Multilingual Experiments with the IR-n system

         Elisa Noguera, Fernando Llopis, Rafael Muñoz, Rafael M. Terol, Miguel A. García-Cumbreras,

         Fernando Martínez-Santiago, Arturo Montejo-Raez

Dictionary-based Amharic-French Information Retrieval

         Atelach Alemu Argaw, Lars Asker, Rickard Cöster, Jussi Karlgren, Magnus Sahlgren

Hybrid Approach of Query and Document Translation with Pivot Language for Cross-Language Information Retrieval.

         Kazuaki Kishida and Noriko Kando

Ontology-Based Multilingual Information Retrieval

         Jacques Guyot, Saïïd Radhouani, Gilles Falquet

SINAI at CLEF 2005: Multi-8 Two-years-on and Multi-8 Merging-only Tasks

         Fernando Martínez-Santiago, Miguel A. García-Cumbreras

CLEF 2005: Multilingual Retrieval by Combining Multiple Multilingual Ranked Lists

         Luo Si, Jamie Callan

Report on CLEF-2005 Evaluation Campaign: Monolingual, Bilingual and GIRT Information Retrieval

         Jacques Savoy and Pierre-Yves Berger

Sociopolitical Thesaurus in Concept-based Information Retrieval

         M. Ageev, B. Dobrov, N. Loukachevitch

University of Indonesia’s Participation in Ad Hoc at CLEF 2005

         Mirna Adriani, Ihsan Wahyu

Exploring New Languages with HAIRCUT at CLEF 2005

         Paul McNamee

Dublin City University at CLEF 2005: Multilingual Merging Experiments

         Adenike M. Lam-Adesina, Gareth J. F.Jones

Applying Light Natural Language Processing to Ad-Hoc Cross Language Information Retrieval

         Christina Lioma, Craig Macdonald, Ben He, Vassilis Plachouras, Iadh Ounis

Monolingual Experiments

Hungarian Monolingual Retrieval at CLEF 2005

         Anna Tordai, Maarten de Rijke

ENSM-SE at CLEF 2005: Uses of Fuzzy Proximity Matching Function

         Annabelle Mercier, Amelie Imafouo, Michel Beigbeder

European Ad Hoc Retrieval Experiments with Hummingbird SearchServerTM at CLEF 2005

         Stephen Tomlinson

Combining Passages in the Monolingual Task with the IR-n System

         Fernando Llopis, Elisa Noguera

Principled Query Processing

         Jussi Karlgren, Magnus Sahlgren, Rickard Cöster

MIRACLE’s 2005 Approach to Monolingual Information Retrieval

         José Miguel Goñi-Menoyo, José C. González, Julio Villena-Román

Domain-Specific Information Retrieval (Domain-Specific)

Domain-Specific Track CLEF 2005: Overview of Results and Approaches, Remarks on the Assessment Anaalysis

         Michael Kluck, Maximilian Stempfhuber

Fusion of Probabilistic Algorithms for the CLEF Domain Specific Task

         Ray R. Larson

Domain-Specific Russian Retrieval: A Baseline Approach

         Fredric C. Gey

University of Hagen at CLEF 2005: Towards a Better Baseline for NLP Methods in Domain-Specific Information Retrieval

         Johannes Leveling

How One Word Can Make all the Difference – Using Subject Metadata for Automatic Query Expansion and Reformulation

         Vivien Petras

Evaluating a Conceptual Indexing Method by Utilizing WordNet

         Mustapha Baziz, Mohand Boughanem, Nathalie Aussenac-Gilles

Mono- and Bilingual Retrieval Experiments with a Social Science Document Corpus.

         René Hackl and Thomas Mandl

Interactive Cross-Language Information Retrieval (iCLEF)

Overview of the CLEF 2005 Interactive Track

Julio Gonzalo, Paul Clough and Alessandro Vallin

iCLEF2005 at REINA-USAL: Use of Free On-line Machine Translation Programs for Interactive Cross-Language Question Answering

         Ángel F. Zazo Rodríguez, Carlos G. Figuerola, José Luis Alonso Berrocal, Viviana Fernández Marcial

"How much context do you need?" An Experiment about Context Size in Interactive Cross-language Question Answering.

         Borja Navarro, Lorenza Moreno-Monteagudo, Elisa Noguera, Sonia Vázquez, Fernando Llopis,

         Andrés Montoyo

UNED at iCLEF 2005: Automatic Highlighting of Potential Answers

         Víctor Peinado, Fernando López-Ostenero, Julio Gonzalo, Felisa Verdejo

Boolean Operators in Interactive Search

         Julio Villena-Román, Raquel M. Crespo-García, José Carlos González-Cristóbal

Concept Hierarchy across Languages in Text-Based Image Retrieval: A User Evaluation

         Daniela Petrelli, Paul Clough

Multiple Language Question Answering (QA@CLEF)

Overview of the CLEF 2005 Multilingual Question Answering Track

Alessandro Vallin, Danilo Giampiccolo, Lili Aunimo, Christelle Ayache, Petya Osenova,

Anselmo Peñas, Maarten de Rijke, Bogdan Sacaleanu, Diana Santos, Richard Sutcliffe

A Fast Forward Approach to Cross-lingual Question Answering for English and German

Robert Strötgen, Thomas Mandl, René Schneider

The Oedipe System at CLEF-QA 2005

         Romaric Besançon, Mehdi Embarek, Olivier Ferret

Building an XML Framework for Question Answering

         David Tomás, José L. Vicedo, Maximiliano Saiz, Rubén Izquierdo

A Logic Programming-based Approach to the QA@CLEF05 Track

         Paulo Quaresma, Irene Rodrigues

University of Hagen at QA@CLEF 2005: Extending Knowledge and Deepening Linguistic Processing for Question Answering

         Sven Hartrumpf

Question Answering for Dutch using Dependency Relations

         Gosse Bouma, Jori Mur, Gertjan van Noord, Lonneke van der Plas, Jörg Tiedemann

Term Translation Validation by Retrieving Bi-terms

         Brigitte Grau, Anne-Laure Ligozat, Isabelle Robba, Madeleine Sialeu, Anne Vilnat

Exploiting Linguistic Indices and Syntactic Structures for Multilingual Question Answering: ITC-irst at CLEF 2005

         Hristo Tanev, Milen Kouylekov, Bernardo Magnini, Matteo Negri, Kiril Simov

The TALP-QA System for Spanish at CLEF-2005

         Daniel Ferrés, Samir Kanaan, Edgar González, Alicia Ageno, Horacio Rodríguez, Jordi Turmo

Priberam’s Question Answering System for Portuguese

         Carlos Amaral, Helena Figueira, André Martins, Afonso Mendes, Pedro Mendes, Cláudia Pinto

INAOE-UPV Joint Participation in CLEF 2005: Experiments in Monolingual Question Answering

         M. Montes-y-Gómez, L. Villaseñor-Pineda, M. Pérez-Coutiño, J. M. Gómez-Soriano, E. Sanchis- Arnal,

         P. Rosso

DFKI’s LT-lab at the CLEF 2005 Multiple Language Question Answering Track

         Günter Neuman, Bogdan Sacaleanu

Monolingual and Cross-language QA using a QA-oriented Passage Retrieval System

         José Manuel Gómez Soriano, Empar Bisbal Asensi, Davide Buscaldi, Paolo Rosso, Emilio Sanchis Arnal

The University of Amsterdam at QA@CLEF 2005

         David Ahn, Valentin Jijkoun, Karin Müller, Maarten de Rijke, Erik Tjong, Kim Sang

AliQAn, Spanish QA System at CLEF-2005

         S. Roger, S. Ferrández, A. Ferrández, J. Peral, F. Llopis, A. Aguilar, D. Tomás

20th Century Esfinge (Sphinx) Solving the Riddles at CLEF 2005

         Luís Costa

Question Answering using Semantic Annotation

         Lili Aunimo, Reeta Kuuskoski

MIRACLE’s 2005 Approach to Cross-Lingual Question Answering

         César de Pablo-Sánchez, Ana González-Ledesma, José Luis Martínez-Fernández, José Maria Guirao,

         Paloma Martinez, Antonio Moreno

Cross Lingual Question Answering using QRISTAL for CLEF 2005

         Dominique Laurent, Patrick Séguéla, Sophie Nègre

Experiments for Tuning the Values of Lexical Features in Question Answering for Spanish

         Manuel Pérez-Coutiño, Manuel Montes-y-Gómez, Aurelio López-López, Luis Villaseñor-Pineda

Cross-Language French-English Question Answering using the DLT System at CLEF 2005

         Richard F. E. Sutcliffe, Michael Mulcahy, Igal Gabbay, Aoife O’Gorman, Kieran White, Darina Slattery

University of Indonesia’s Participation in Question Answering at CLEF 2005

         Mirna Adriani and R. Rinawati

BulQA: Bulgarian-Bulgarian Question Answering at CLEF 2005

         Kiril Simov, Petya Osenova

Cross-Language Retrieval in Image Collections (ImageCLEF)

The CLEF 2005 Cross-Language Image Retrieval Track

         Paul Clough, Henning Müller, Thomas Deselaers , Michael Grubinger, Thomas Lehmann, Jeffery Jensen,

         William Hersh

Towards a Topic Complexity Measure for Cross Language Image Retrieval

         Michael Grubinger, Clement Leung, Paul Clough

Dublin City University at CLEF 2005: Experiments with the ImageCLEF St Andrew's Collection

         Gareth J. F. Jones, Kieran McDonald

University of Alicante in ImageCLEF2005

         Rubén Izquierdo-Beviá, David Tomás, Maximiliano Saiz-Noeda and José Luis Vicedo.

Exploiting Semantic Features for Image Retrieval at CLEF 2005

         J.L. Martínez-Fernández, J. Villena, Ana García-Serrano , S. González-Tortosa , F. Carbone, M.Castagnone

UNED at ImageCLEF 2005: Automatically Structured Queries with Named Entities over Metadata

         Víctor Peinado, Fernando López-Ostenero, Julio Gonzalo

Recovering Translation Errors in Cross-Language Image Retrieval using Word Association Models

         Masashi Inoue

Combining Text and Image Queries at ImageCLEF2005

         Yih-Chen Chang, Wen-Cheng Lin, Hsin-Hsi Chen

CUHK Experiments with ImageCLEF 2005

         Steven C.H. Hoi, Jianke Zhu, Michael R. Lyu

SINAI at ImageCLEF 2005

         M.T. Martiín-Valdivia, M.A. García-Cumbreras, M.C. Díaz-Galiano, L.A. Ureña-López, A. Montejo-Raez

Merging Results from Different Media: Lic2m Experiments at ImageCLEF 2005

         Romaric Besançon, Christophe Millet

Combining Multilevel Visual Features for Medical Image Retrieval in ImageCLEFmed 2005

         Wei Xiong, Bo Qiu, Qi Tian, Changsheng Xu, S.H. Ong, Kelvin Foong

A Structured Learning Approach for Medical Image Indexing and Retrieval

         Joo-Hwee Lim, Jean-Pierre Chevallet

FIRE in ImageCLEF 2005: Combining Content-based Image Retrieval with Textual Information Retrieval

         Thomas Deselaers, Tobias Weyand, Daniel Keysers, Wolfgang Macherey, Hermann Ney

Categorizing and Annotating Medical Images by Retrieving Terms Relevant to Visual Features

         Desislava Petkova, Lisa Ballesteros

Manual Query Modification and Automated Translation to Improve Cross-Language Medical Image Retrieval

         Jeffery R. Jensen, William R. Hersh

MIRACLE’s Combination of Visual and Textual Queries for Medical Image Retrieval

         Julio Villena-Román, José Carlos González-Cristóbal, José Miguel Goñi-Menoyo,

         Juan José Fernández

Supervised Machine Learning based Medical Image Annotation and Retrieval

         Md. Mahmudur Rahman, Bipin C. Desai, Prabir Bhattacharya

Combining Global features for Content-based Retrieval of Medical Images

         Mark O Güld, Christian Thies, Benedikt Fischer, Thomas M. Lehmann

NCTU_DBLAB@ImageCLEFmed 2005: Medical Image Retrieval Task

         Pei-Cheng Cheng, Been-Chian Chien, Hao-Ren Ke, Wei-Pang Yang

Using medGIFT and easyIR for the ImageCLEF 2005 Evaluation Tasks

         Henning Müller, Antoine Geissbühler, Johan Marty, Christian Lovis, Patrick Ruch

The University of Indonesia’s Participation in IMAGE-CLEF 2005

         Mirna Adriani, A. Framadhan

MIRACLE’s Naive Approach to Medical Images Annotation

         Julio Villena-Román, José Carlos González-Cristóbal, José Miguel Goñi-Menoyo,

         José Luís Martínez-Fernandez

Report on the Annotation Task in ImageCLEFmed 2005

         Bo Qiu, Wei Xiong, Qi Tian, Chang Sheng Xu

Using Ontology Dimensions and Negative Expansion to solve Precise Queries in the ImageCLEF Medical Task

         Jean-Pierre Chevallet, Joo-Hwee Lim, Saïd Radhouani

UB at CLEF 2005: Medical Image Retrieval Task

         Miguel E. Ruiz, Silvia Southwick

NCTU_DBLAB@ImageCLEF 2005: Automatic Annotation Task

         Pei-Cheng Cheng, Been-Chian Chien, Hao-Ren Ke, Wei-Pang Yang

Cross-Language Speech Retrieval (CL-SR)

Overview of the CLEF-2005 Cross-Language Speech Retrieval Track

         Ryen W. White, Douglas W. Oard, Gareth J. F. Jones, Dagobert Soergel, Xiaoli Huang

University of Ottawa’s Contribution to CLEF 2005, the CL-SR Track

         Diana Inkpen, Muath Alzghool, Aminul Islam

Waterloo Experiments for the CLEF05 SDR Track

         Charles L. A. Clarke

The University of Alicante at CL-SR track

         Rafael M. Terol, Manuel Palomar, Patricio Martinez-Barco, Fernando Llopis, Rafael Muñoz, Elisa Noguera

Pitt at CLEF05: Data Fusion for Spoken Document Retrieval

         Daqing He, Jaewook Ahn

UNED at CL-SR CLEF 2005: Mixing Different Strategies to Retrieve Automatic Speech Transcriptions

         Fernando López-Ostenero, Víctor Peinado, Valentín Sama

Dublin City University at CLEF 2005: Cross-Language Spoken Document Retrieval (CL-SR) Experiments

         Adenike M. Lam-Adesina, Gareth J. F.Jones

CLEF-2005 CL-SR at Maryland: Document and Query Expansion using Side Collections and Thesauri

         Jianqiang Wang, Douglas W. Oard

Multilingual Web Track (WebCLEF)

Overview of WebCLEF 2005

         Börkur Sigurbjörnsson, Jaap Kamps, Maarten de Rijke

EuroGOV: Engineering a Multilingual Web Corpus

         Börkur Sigurbjörnsson, Jaap Kamps, Maarten de Rijke

Web Retrieval Experiments with the EuroGOV Corpus at the University of Hildesheim.

         Niels Jensen, René Hackl, Thomas Mandl, Robert Strötgen

European Web Retrieval Experiments with Hummingbird SearchServerTM at CLEF 2005

         Stephen Tomlinson

Melange: Components for Cross-Lingual Retrieval

         Max Pfingsthorn, Koen van de Sande, Vladimir Nedovic

The University of Amsterdam at WebCLEF 2005

         Jaap Kamps, Maarten de Rijke, Borkur Sigurbjornsson

Web Track for CLEF2005 at Alicante University

         Trinitario Martínez, Elisa Noguera, Rafael Muñoz, Fernando Llopis

MIRACLE’s Approach to Multilingual Web Retrieval

         Ángel Martínez-González, José Luis Martínez-Fernández, César de Pablo-Sánchez,

         Julio Villena-Román, Luis Jiménez-Cuadrado, Paloma Martínez, José Carlos González-Cristóbal

TPIRS: A System for Document Indexing Reduction on WebCLEF

         David Pinto, Héctor Jiménez-Salazar, Paolo Rosso, Emilio Sanchis

REINA at the WebCLEF Task: Combining Evidences and Link Analysis

         Carlos G. Figuerola, José L. Alonso Berrocal, Ángel F. Zazo Rodríguez, Emilio Rodríguez

UNED at WebCLEF 2005

         Javier Artiles, Víctor Peinado, Anselmo Penas, Felisa Verdejo

University of Indonesia’s Participation in WEB-CLEF 2005

         Mirna Ariani, Rama Pandugita

University of Glasgow at WebCLEF 2005: Experiments in per-field normalisation and language specific stemming

         Craig Macdonald, Vassilis Plachouras, Ben He, Christina Lioma, Iadh Ounis

Cross-Language Geographical Retrieval (GeoCLEF)

GeoCLEF: the CLEF 2005 Cross-Language Geographic Information Retrieval Track

         Fredric Gey, Ray Larson, Mark Sanderson, Hideo Joho, Paul Clough

MIRACLE’s 2005 Approach to Geographical Information Retrieval

         Sara Lana-Serrano, José M. Goñi-Menoyo, José C. González-Cristóbal

The University of Alicante at GeoCLEF 2005

         O. Ferrández, Z. Kozareva, A. Toral, E. Noguera, A. Montoyo, R. Muñoz, Fernando Llopis

MetaCarta at GeoCLEF 2005

         András Kornai

A WordNet-based Query Expansion Method for Geographical Information Retrieval

         Davide Buscaldi, Paolo Rosso, Emilio Sanchis Arnal

The GeoTALP-IR System at GeoCLEF-2005: Experiments Using a QA-based IR System, Linguistic Analysis, and a Geographical Thesaurus

         Daniel Ferrés, Alicia Ageno, Horacio Rodríguez

Cheshire II at GeoCLEF: Fusion and Query Expansion for GIR

         Ray R. Larson

CSUSM Experiments in GeoCLEF2005: Monolingual and Bilingual Tasks

         Rocio Guillén

Berkeley2 at GeoCLEF: Cross-Language Geographic Information Retrieval of German and English Documents

         Vivien Petras, Fredric Gey

University of Hagen at GeoCLEF 2005: Using Semantic Networks for Interpreting Geographical Queries

         Johannes Leveling, Sven Hartrumpf, Dirk Veiel

Preliminary Experiments with Geo-Filtering Predicates for Geographic IR

         Jochen L. Leidner

NICTA i2d2 in GeoCLEF 2005

         Baden Hughes

The XLDB Group at GeoCLEF 2005

         Nuno Cardoso, Bruno Martins, Marcirio Silveira Chaves, Leonardo Andrade and Mário J. Silva

Appendices - Results for CLEF 20055 Campaign

Appendix A : Results of the Core Tracks and Domain-Specific Tracks

Appendix B : Results of the GeoCLEF Tracks

Appendix C : Cross Language Speech Retrieval Results

Appendix D : Participating Institutions