Cross-Language Education and Function (2009)

Content

Workshops

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 168 papers
Multilingual Information Access Evaluation II. Multimedia Experiments - 10th Workshop of the Cross-Language Evaluation Forum, CLEF 2009, Corfu, Greece, September 30 - October 2, 2009, Revised Selected Papers 54 papers
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 81 papers

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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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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A Cocktail Approach to the VideoCLEF'09 Linking Task
Stephan Raaijmakers | Corné Versloot | Joost de Wit

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A Naïve Approach for Monolingual Question Answering
Rohit G. Bharadwaj | Surya Ganesh | Vasudeva Varma

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A Particle-Filter Based Self-Localization Method using Invariant Features as Visual Information
Jesus Martínez-Gómez | Alejandro Jiménez-Picazo | Ismael García-Varea

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A Rule-Based Unsupervised Morphology Learning Framework
Constantine Lignos | Erwin Chan | Mitchell P. Marcus | Charles Yang

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A Search Engine based on Query Logs and Search Log Analysis at the University of Sunderland
Michael P. Oakes | Yan Xu

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A Semantic Perspective on Query Log Analysis
Katja Hofmann | Maarten de Rijke | Bouke Huurnink | Edgar Meij

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Addressing the ImageClef 2009 Challenge Using a Patch-based Visual Words Representation
Uri Avni | Jacob Goldberger | Hayit Greenspan

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Alicante at CLEF 2009 Robust-WSD Task
Javi Fernández | Rubén Izquierdo | José M. Gómez

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An Evaluation of Greek-English Cross Language Retrieval within the CLEF Ad-Hoc Bilingual Task
Polyxeni Katsiouli | Theodore Kalamboukis

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Analysis Combination and Pseudo Relevance Feedback in a Conceptual Language Model: LIRIS participation in ImageClefMed
Loïc Maisonnasse | Farah Harrathi

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Application of Axiomatic Approaches to Crosslanguage Retrieval
Roman Kern | Andreas Juffinger | Michael Granitzer

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Approaching Question Answering by means of Paragraph Validation
Álvaro Rodrigo | Joaquín Pérez-Iglesias | Anselmo Peñas | Guillermo Garrido | Lourdes Araujo

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Are Passages Enough? The MIRACLE Team Participation in QA@CLEF2009
Maria Teresa Vicente-Díez | César de Pablo-Sánchez | Paloma Martínez | Julián Moreno Schneider | Marta Garrote Salazar

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Automatically Generating Queries for Prior Art Search
Erik Graf | Leif Azzopardi | Keith van Rijsbergen

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BBK-UFRGS@CLEF2009: Query Expansion of Geographic Place Names
Richard Flemmings | Joana Barros | André Pinto Geraldo | Viviane Pereira Moreira

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Batch Document Filtering Using Nearest Neighbor Algorithm
Ali Mustafa Qamar | Éric Gaussier | Nathalie Denos

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CACAO Project at the TEL@CLEF 2009 Task
Alessio Bosca | Luca Dini

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CACAO Project at the LogCLEF Track
Alessio Bosca | Luca Dini

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CLEF 2009 Ad Hoc Track Overview: Robust - WSD Task
Eneko Agirre | Giorgio Maria Di Nunzio | Thomas Mandl | Arantxa Otegi

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CLEF 2009 Ad Hoc Track Overview: TEL and Persian Tasks
Nicola Ferro | Carol Peters

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CLEF 2009 Question Answering Experiments at Tokyo Institute of Technology
Matthias H. Heie | Josef R. Novak | Edward W. D. Whittaker | Sadaoki Furui

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CLEF-IP 2009: Retrieval Experiments in the Intellectual Property Domain
Giovanna Roda | John Tait | Florina Piroi | Veronika Zenz

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CLaC at ImageCLEF 2009
Osama El Demerdash | Sabine Bergler | Leila Kosseim

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CWI at the Photo Retrieval Task of ImageCLEF 2009
Theodora Tsikrika | Arjen P. de Vries

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Chemnitz at CLEF 2009 Ad-Hoc TEL Task: Combining Different Retrieval Models and Addressing the Multilinguality
Jens Kürsten

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Chemnitz at VideoCLEF 2009: Experiments and Observations on Treating Classification as an IR Task
Jens Kürsten | Maximilian Eibl

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Clustering for Text and Image-based Photo Retrieval at CLEF 2009
Qian Zhu | Diana Inkpen

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Combined Content based and Semantic Image Retrieval
Ioannis Boutsis | Theodore Kalamboukis

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Combining Probabilistic and Translation-Based Models for Information Retrieval based on Word Sense Annotations
Elisabeth Wolf | Delphine Bernhard | Iryna Gurevych

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Cross-lingual Information Retrieval based on Multiple Indexes
Philipp Sorg | Marlon Braun | David Nicolay | Philipp Cimiano

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DCU @ CLEF-IP 2009: Exploring Standard IR Techniques on Patent Retrieval
Walid Magdy | Johannes Leveling | Gareth J. F. Jones

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DCU at VideoCLEF 2009
Ágnes Gyarmati | Gareth J. F. Jones

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DCU at WikipediaMM 2009: Document Expansion from Wikipedia Abstracts
Jinming Min | Peter Wilkins | Johannes Leveling | Gareth J. F. Jones

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DEU at ImageCLEF 2009 WikipediaMM Task: Experiments with Expansion and Reranking Approaches
Deniz Kilinç | Adil Alpkoçak

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DEU at ImageCLEFmed 2009: Evaluating a Re-ranking and Integrated Retrieval Model
Tolga Berber | Adil Alpkocak

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Decomposing Text Processing for Retrieval: Cheshire tries GRID@CLEF
Ray R. Larson

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Diversity in Photo Retrieval: Overview of the ImageCLEFPhoto Task 2009
Monica Lestari Paramita | Mark Sanderson | Paul D. Clough

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EQUAL: Encyclopaedic QUestion Answering for Lists
Iustin Dornescu

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Evaluating Cross-Language Explicit Semantic Analysis and Cross Querying at TEL@CLEF 2009
Maik Anderka | Nedim Lipka | Benno Stein

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Evaluating Fusion Techniques at Different Domains in ImageCLEF Subtasks
Sergio Navarro | Rafael Muñoz | Fernando Llopis

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Experiments with N-Gram Prefixes on a Multinomial Language Model versus Lucene's Off-the-shelf Ranking Scheme and Rocchio Query Expansion (TEL@CLEF Monolingual Task)
Jorge Machado | Bruno Martins | José Borbinha

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Exploiting Speech Recognition Transcripts for Narrative Peak Detection in Short-Form Documentaries
Martha A. Larson | Bart Jochems | Ewine Smits | Roeland Ordelman

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Exploring a Wide Range of Simple Pre and Post Processing Strategies for Patent Searching in CLEF IP 2009
Julien Gobeill | Douglas Theodoro | Patrick Ruch

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FIDJI in ResPubliQA 2009
Xavier Tannier | Véronique Moriceau

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Fast LSIS Profile Entropy Features for Robot Visual Self-Localization
Hervé Glotin | Zhong-Qiu Zhao | Emilie Dumont

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Fraunhofer FIRST's Submission to ImageCLEF2009 Photo Annotation Task: Non-sparse Multiple Kernel Learning
Alexander Binder | Motoaki Kawanabe

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GIRSA-WP at GikiCLEF: Integration of Structured Information and Decomposition of Questions
Sven Hartrumpf | Johannes Leveling

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German, French, English and Persian Retrieval Experiments at CLEF 2009
Stephen Tomlinson

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GikiCLEF: Crosscultural Issues in an International Setting: Asking non-English-centered Questions to Wikipedia
Diana Santos | Luís Miguel Cabral

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Grid@CLEF 2009 Track Overview
Nicola Ferro | Donna Harman

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Hosur'Tech Participation in Interactive INFILE
John Anton Chrisostom Ronald | Aurélie Rossi | Christian Fluhr

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I2R ImageCLEF Photo Annotation 2009 Working Notes
Jiquan Ngiam | Hanlin Goh

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I2R at ImageCLEF Photo Retrieval 2009
Sheng Gao | Joo-Hwee Lim

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IAM@ImageCLEFPhotoAnnotation 2009: Naïve Application of a Linear-Algebraic Semantic Space
Jonathon S. Hare | Paul H. Lewis

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IAM@ImageCLEFphoto 2009: Experiments on Maximising Diversity using Image Features
Jonathon S. Hare | David Paul Dupplaw | Paul H. Lewis

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IIIT-H at ImageCLEF Wikipedia MM 2009
Vundavalli Srinivasarao

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INAOE at QAST 2009: Evaluating the Usefulness of a Phonetic Codification of Transcriptions
M. Alejandro Reyes-Barragán | Luis Villaseñor Pineda | Manuel Montes-y-Gómez

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INRIA-LEAR's Participation in ImageCLEF 2009
Matthijs Douze | Matthieu Guillaumin | Thomas Mensink | Cordelia Schmid | Jakob Verbeek

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Identification of Narrative Peaks in Clips: Text Features Perform Best
Joep J. M. Kierkels | Mohammad Soleymani | Thierry Pun

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ImageCLEF 2009 Medical Image Annotation Task: PCTs for Hierarchical Multi-Label Classification
Ivica Dimitrovski | Dragi Kocev | Suzana Loskovska | Saso Dzeroski

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Information Retrieval Baselines for the ResPubliQA Task
Joaquín Pérez-Iglesias | Guillermo Garrido | Álvaro Rodrigo | Lourdes Araujo | Anselmo Peñas

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Interactive Probabilistic Search for GikiCLEF
Ray R. Larson

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JHU Experiments in Monolingual Farsi Document Retrieval at CLEF 2009
Paul McNamee

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Joint Equal Contribution of Global and Local Features for Image Annotation
Supheakmungkol Sarin | Wataru Kameyama

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LIMSI participation in the QAst 2009 track
Guillaume Bernard | Sophie Rosset | Olivier Galibert | Éric Bilinski | Gilles Adda

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LSIS Scaled Photo Annotations: Discriminant Features SVM versus Visual Dictionary based on Image Frequency
Zhong-Qiu Zhao | Hervé Glotin | Emilie Dumont

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Language Modeling and Document Re-Ranking: Trinity Experiments at TEL@CLEF-2009
Dong Zhou | Vincent P. Wade

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Lexical Ambiguity in Cross-language Image Retrieval: a Preliminary Analysis
Borja Navarro-Colorado | Marcel Puchol-Blasco | Rafael M. Terol | Sonia Vázquez | Elena Lloret

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MIRACLE at ImageCLEFmed 2009: Reevaluating Strategies for Automatic Topic Expansion
Sara Lana-Serrano | Julio Villena-Román | José C. González-Cristóbal

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MIRACLE-GSI at ImageCLEFphoto 2009: Comparing Clustering vs. Classification for Result Reranking
Julio Villena-Román | Sara Lana-Serrano | José C. González-Cristóbal

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MMIS at ImageCLEF 2009: Non-parametric Density Estimation Algorithms
Ainhoa Llorente | Suzanne Little | Stefan M. Rüger

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MRIM-LIG at ImageCLEF 2009: Photo Retrieval and Photo Annotation Tasks
Philippe Mulhem | Jean-Pierre Chevallet | Georges Quénot | Rami Albatal

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Medical Image Retrieval and Automatic Annotation: VPA-SABANCI at ImageCLEF 2009
Devrim Ünay | Octavian Soldea | Süreyya Özögür-Akyüz | Müjdat Çetin | Aytül Erçil

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Medical Image Retrieval: ISSR at CLEF 2009
Waleed Arafa | Ragia Ibrahim

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MorphoNet: Exploring the Use of Community Structure for Unsupervised Morpheme Analysis
Delphine Bernhard

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Morphological Acquisition by Formal Analogy
Jean-François Lavallée | Philippe Langlais

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Multilingual Query Expansion for CLEF Adhoc-TEL
Ray R. Larson

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Multimodal Medical Image Retrieval: Improving Precision at ImageCLEF 2009
Saïd Radhouani | Jayashree Kalpathy-Cramer | Steven Bedrick | Brian Bakke | William R. Hersh

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Multimodal Photo Retrieval through Finding Similar Documents Enhanced with Visual Clues - a Baseline Method
Bartosz Broda | Mariusz Paradowski | Halina Kwasnicka

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Multiple Retrieval Models and Regression Models for Prior Art Search
Patrice Lopez | Laurent Romary

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Multiple Sequence Alignment for Morphology Induction
Tzvetan Tchoukalov | Brian Roark | Christian Monson

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NLEL at CLEF 2009 Robust WSD Task
Davide Buscaldi | Paolo Rosso

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NLEL-MAAT at CLEF-IP
Santiago Correa | Davide Buscaldi | Paolo Rosso

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NLEL-MAAT at CLEF-ResPubliQA
Santiago Correa | Davide Buscaldi | Paolo Rosso

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Overview and Results of Morpho Challenge 2009
Mikko Kurimo | Sami Virpioja | Ville T. Turunen | Graeme W. Blackwood | William J. Byrne

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Overview of VideoCLEF 2009: New Perspectives on Speech-based Multimedia Content Enrichment
Martha A. Larson | Eamonn Newman | Gareth J. F. Jones

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Overview of iCLEF 2009: Exploring Search Behaviour in a Multilingual Folksonomy Environment
Julio Gonzalo | Víctor Peinado | Paul D. Clough | Jussi Karlgren

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Overview of the CLEF 2009 Medical Image Annotation Track
Tatiana Tommasi | Barbara Caputo | Petra Welter | Mark Oliver Güld | Thomas Martin Deserno

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Overview of the CLEF 2009 Large Scale - Visual Concept Detection and Annotation Task
Stefanie Nowak | Peter Dunker

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Overview of the CLEF 2009 Robot Vision Track
Barbara Caputo | Andrzej Pronobis | Patric Jensfelt

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Overview of the WikipediaMM Task at ImageCLEF 2009
Theodora Tsikrika | Jana Kludas

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PROMODES: A Probabilistic Generative Model for Word Decomposition
Sebastian Spiegler | Bruno Golénia | Peter A. Flach

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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

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Prior Art Retrieval using the Claims Section as a Bag of Words
Suzan Verberne | Eva D'hondt

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Prior Art Search using International Patent Classification Codes and All-Claims-Queries
György Szarvas | Benjamin Herbert | Iryna Gurevych

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Probabilistic ParaMor
Christian Monson | Kristy Hollingshead | Brian Roark

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Query Wikification: Mining Structured Queries From Unstructured Information Needs using Wikipedia-based Semantic Analysis
Amir Hossein Jadidinejad | Fariborz Mahmoudi

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REINA at CLEF 2009 Robust-WSD Task: Partial Use of WSD Information for Retrieval
Ángel F. Zazo Rodríguez | Carlos G. Figuerola | José Luis Alonso Berrocal | Raquel Gómez Díaz

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Robust Question Answering for Speech Transcripts: UPC Experience in QAst 2009
Pere R. Comas | Jordi Turmo

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Running CLEF-IP Experiments using a Graphical Query Builder
Wouter Alink | Roberto Cornacchia | Arjen P. de Vries

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SINAI at INFILE 2009: Experiments with Google News
Arturo Montejo-Ráez | José M. Perea-Ortega | Manuel Carlos Díaz-Galiano | Luis Alfonso Ureña López

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SINAI at ImageCLEF 2009 Medical Task
Manuel Carlos Díaz-Galiano | María Teresa Martín-Valdivia | Luis Alfonso Ureña López | Miguel Angel García Cumbreras

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SINAI at ImageCLEF 2009 WikipediaMM Task
Manuel Carlos Díaz-Galiano | María Teresa Martín-Valdivia | Luis Alfonso Ureña López | José M. Perea-Ortega

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SINAI at ImagePhoto 2009
Miguel A. García-Cumbreras | Manuel Carlos Díaz-Galiano | Arturo Montejo-Ráez | María Teresa Martín-Valdivia

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SINAI at VideoCLEF 2009
José M. Perea-Ortega | Arturo Montejo-Ráez | María Teresa Martín-Valdivia | Luis Alfonso Ureña López

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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

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TALP at GikiCLEF 2009
Daniel Ferrés | Horacio Rodríguez

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TCD-DCU at LogCLEF 2009: An Analysis of Queries, Actions, and Interface Languages
M. Rami Ghorab | Johannes Leveling | Dong Zhou | Gareth J. F. Jones | Vincent P. Wade

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TCD-DCU at TEL@CLEF 2009: Document Expansion, Query Translation and Language Modeling
Dong Zhou | Vincent Wade

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TELECOM ParisTech at ImageClef 2009: Large Scale Visual Concept Detection and Annotation Task
Marin Ferecatu | Hichem Sahbi

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Taking Benefit of Query and Document Expansion using MeSH Descriptors in Medical ImageCLEF 2009
Julien Gobeill | Douglas Theodoro | Emilie Pasche | Patrick Ruch

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Text- and Content-based Approaches to Image Retrieval for the ImageCLEF 2009 Medical Retrieval Track
Matthew S. Simpson | Md. Mahmudur Rahman | Dina Demner-Fushman | Sameer K. Antani | George R. Thoma

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The Importance of being Grid: Chemnitz University of Technology at Grid@CLEF
Maximilian Eibl | Jens Kürsten

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The LogAnswer Project at CLEF 2009
Ingo Glöckner | Björn Pelzer

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The MedGIFT Group at ImageCLEF 2009
Xin Zhou | Ivan Eggel | Henning Müller

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The UniGe Experiments on the Search for Earlier Patents (Abstract only)
Jacques Guyot | Gilles Falquet | Karim Benzineb

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The University of Amsterdam's Concept Detection System at ImageCLEF 2009
Koen E. A. van de Sande | Theo Gevers | Arnold W. M. Smeulders

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Towards A Better Performance for Medical Image Retrieval Using An Integrated Approach
Zheng Ye | Xiangji Huang | Hongfei Lin

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UAIC at GikiCLEF 2009
Adrian Iftene | Andrei-Cristian Prodan | Ion-Catalin Condrea

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UAIC at ImageCLEF 2009 Photo Annotation Task
Adrian Iftene | Loredana Vamanu | Cosmina Croitoru

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UAIC at iCLEF 2009: Analysis of Logs of Multilingual Image Searches in Flickr
Florin-Tudor Cristea | Vlad Alexa | Adrian Iftene

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UAIC: Participation in LAGI Task
Adrian Iftene

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UAIC: Participation in CLEF-IP Track
Adrian Iftene | Ovidiu Ionescu | George-Razvan Oancea | Andrei-Dumitru Balmos

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UAIC: Participation in TEL@CLEF Task
Adrian Iftene | Alina-Elena Mihåilå | Ingride-Paula Epure

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UAIC: Participation in VideoCLEF Task
Tudor-Alexandru Dobrila | Mihail-Ciprian Diaconasu | Irina-Diana Lungu | Adrian Iftene

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UAIC: Participation in ImageCLEF 2009 Robot Vision Task
Emanuela Boros | George Rosca | Adrian Iftene

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UFRGS@CLEF2009: Retrieval by Numbers
Thyago Bohrer Borges | Viviane Pereira Moreira

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UNED at iCLEF 2009: Analysis of Multilingual Image Search Sessions
Víctor Peinado | Fernando López-Ostenero | Julio Gonzalo

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UNGRADE: UNsupervised GRAph DEcomposition
Bruno Golénia | Sebastian Spiegler | Peter A. Flach

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UNIBA-SENSE @ CLEF 2009: Robust WSD task
Pierpaolo Basile | Annalina Caputo | Giovanni Semeraro

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UNT at ImageCLEFmed 2009
Miguel E. Ruiz

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UPMC/LIP6 at ImageCLEFannotation2009: Large Scale Visual Concept Detection and Annotation
Ali Fakeri-Tabrizi | Sabrina Tollari | Ludovic Denoyer | Patrick Gallinari

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UTA and SICS at CLEF-IP
Antti Järvelin | Anni Järvelin | Preben Hansen

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UniGe at CLEF 2009 Robust WSD Task (abstract only)
Jacques Guyot | Gilles Falquet | Saïd Radhouani

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UniNE at CLEF 2009: Persian Ad Hoc Retrieval and IP
Ljiljana Dolamic | Claire Fautsch | Jacques Savoy

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United Institute of Informatics - Problems at CLEF 2009 Medical Image Retrieval Task
Vassili Kovalev | Igor Safonov | Alexander Dmitruk | Alexander Prus

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University of Glasgow at Image CLEF 2009 Robot Vision Task
Yue Feng | Martin Halvey | Joemon M. Jose

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University of Santiago de Compostela at CLEF-IP09
José Carlos Toucedo | David E. Losada

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Unsupervised Learning of Morphology by using Syntactic Categories
Burcu Can | Suresh Manandhar

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Unsupervised Morpheme Discovery with Allomorfessor
Sami Virpioja | Oskar Kohonen

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Users' Image Seeking Behavior in a Multilingual Tag Environment
Miguel E. Ruiz | Pok Chin

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Users' Perceptions of Searching in FlickLing
Evgenia Vassilakaki | Frances C. Johnson | Richard J. Hartley | David Randall

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Using Human Plausible Reasoning as a Framework for Multilingual Information Filtering
Asma Damankesh | Jaspreet Singh | Fatima Jahedpari | Khaled Shaalan | Farhad Oroumchian

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Using Semantic Relatedness and Word Sense Disambiguation for (CL)IR
Eneko Agirre | Arantxa Otegi | Hugo Zaragoza

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Visual Language Modeling for Mobile Localization: LIG Participation in RobotVision'09
Trong-Ton Pham | Loïc Maisonnasse | Philippe Mulhem

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Visual Reranking for Image Retrieval over the Wikipedia Corpus
Débora Myoupo | Adrian Popescu | Hervé Le Borgne | Pierre-Alain Moëllic

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What Happened in CLEF2009: Introduction to the Working Notes
Carol Peters

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Where in Wikipedia is that Answer? XLDB at the GikiCLEF 2009 task
Nuno Cardoso | David S. Batista | Francisco J. López-Pellicer | Mário J. Silva

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Wikipedia Entity Retrieval for Dutch and Spanish
Gosse Bouma | Sergio Duarte

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XRCE's Participation in ImageCLEF 2009
Julien Ah-Pine | Stéphane Clinchant | Gabriela Csurka | Yan Liu

Multilingual Information Access Evaluation II. Multimedia 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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Multilingual Information Access Evaluation II. Multimedia 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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What Happened in CLEF 2009
Carol Peters

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Overview of iCLEF 2009: Exploring Search Behaviour in a Multilingual Folksonomy Environment
Julio Gonzalo | Víctor Peinado | Paul D. Clough | Jussi Karlgren

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Analysis of Multilingual Image Search Logs: Users' Behavior and Search Strategies
Víctor Peinado | Fernando López-Ostenero | Julio Gonzalo

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User Behaviour and Lexical Ambiguity in Cross-Language Image Retrieval
Borja Navarro-Colorado | Marcel Puchol-Blasco | Rafael M. Terol | Sonia Vázquez | Elena Lloret

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Users' Image Seeking Behavior in a Multilingual Tag Environment
Miguel E. Ruiz | Pok Chin

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Diversity in Photo Retrieval: Overview of the ImageCLEFPhoto Task 2009
Monica Lestari Paramita | Mark Sanderson | Paul D. Clough

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Overview of the WikipediaMM Task at ImageCLEF 2009
Theodora Tsikrika | Jana Kludas

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Overview of the CLEF 2009 Medical Image Annotation Track
Tatiana Tommasi | Barbara Caputo | Petra Welter | Mark Oliver Güld | Thomas Martin Deserno

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Overview of the CLEF 2009 Large-Scale Visual Concept Detection and Annotation Task
Stefanie Nowak | Peter Dunker

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Overview of the CLEF 2009 Robot Vision Track
Andrzej Pronobis | Li Xing | Barbara Caputo

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Diversity Promotion: Is Reordering Top-Ranked Documents Sufficient?
Sergio Navarro | Rafael Muñoz | Fernando Llopis

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Comparison of Several Combinations of Multimodal and Diversity Seeking Methods for Multimedia Retrieval
Julien Ah-Pine | Stéphane Clinchant | Gabriela Csurka

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Multimedia Retrieval by Means of Merge of Results from Textual and Content Based Retrieval Subsystems
Ana García-Serrano | Xaro Benavent | Ruben Granados | Esther de Ves | José Miguel Goñi-Menoyo

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Image Query Expansion Using Semantic Selectional Restrictions
Osama El Demerdash | Sabine Bergler | Leila Kosseim

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Clustering for Text and Image-Based Photo Retrieval at CLEF 2009
Qian Zhu | Diana Inkpen

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Document Expansion for Text-Based Image Retrieval at CLEF 2009
Jinming Min | Peter Wilkins | Johannes Leveling | Gareth J. F. Jones

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Multimodal Image Retrieval over a Large Database
Débora Myoupo | Adrian Popescu | Hervé Le Borgne | Pierre-Alain Moëllic

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Using WordNet in Multimedia Information Retrieval
Manuel Carlos Díaz-Galiano | María Teresa Martín-Valdivia | Luis Alfonso Ureña López | José M. Perea-Ortega

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Medical Image Retrieval: ISSR at CLEF 2009
Waleed Arafa | Ragia Ibrahim

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An Integrated Approach for Medical Image Retrieval through Combining Textual and Visual Features
Zheng Ye | Xiangji Huang | Qinmin Hu | Hongfei Lin

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Analysis Combination and Pseudo Relevance Feedback in Conceptual Language Model - LIRIS Participation at ImageCLEFMed
Loïc Maisonnasse | Farah Harrathi | Catherine Roussey | Sylvie Calabretto

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The MedGIFT Group at ImageCLEF 2009
Xin Zhou | Ivan Eggel | Henning Müller

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An Extended Vector Space Model for Content Based Image Retrieval
Tolga Berber | Adil Alpkocak

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Using Media Fusion and Domain Dimensions to Improve Precision in Medical Image Retrieval
Saïd Radhouani | Jayashree Kalpathy-Cramer | Steven Bedrick | Brian Bakke | William R. Hersh

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ImageCLEF 2009 Medical Image Annotation Task: PCTs for Hierarchical Multi-Label Classification
Ivica Dimitrovski | Dragi Kocev | Suzana Loskovska | Saso Dzeroski

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Dense Simple Features for Fast and Accurate Medical X-Ray Annotation
Uri Avni | Hayit Greenspan | Jacob Goldberger

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Automated X-Ray Image Annotation - Single versus Ensemble of Support Vector Machines
Devrim Ünay | Octavian Soldea | Süreyya Özögür-Akyüz | Müjdat Çetin | Aytül Erçil

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Topological Localization of Mobile Robots Using Probabilistic Support Vector Classification
Yan Gao | Yiqun Li

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The University of Amsterdam's Concept Detection System at ImageCLEF 2009
Koen E. A. van de Sande | Theo Gevers | Arnold W. M. Smeulders

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Enhancing Recognition of Visual Concepts with Primitive Color Histograms via Non-sparse Multiple Kernel Learning
Alexander Binder | Motoaki Kawanabe

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Using SIFT Method for Global Topological Localization for Indoor Environments
Emanuela Boros | George Rosca | Adrian Iftene

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UAIC at ImageCLEF 2009 Photo Annotation Task
Adrian Iftene | Loredana Vamanu | Cosmina Croitoru

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Learning Global and Regional Features for Photo Annotation
Jiquan Ngiam | Hanlin Goh

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Improving Image Annotation in Imbalanced Classification Problems with Ranking SVM
Ali Fakeri-Tabrizi | Sabrina Tollari | Nicolas Usunier | Patrick Gallinari

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University of Glasgow at ImageCLEF 2009 Robot Vision Task: A Rule Based Approach
Yue Feng | Martin Halvey | Joemon M. Jose

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A Fast Visual Word Frequency - Inverse Image Frequency for Detector of Rare Concepts
Emilie Dumont | Hervé Glotin | Sébastien Paris | Zhong-Qiu Zhao

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Exploring the Semantics behind a Collection to Improve Automated Image Annotation
Ainhoa Llorente | Enrico Motta | Stefan M. Rüger

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Multi-cue Discriminative Place Recognition
Li Xing | Andrzej Pronobis

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The ImageCLEF Management System
Ivan Eggel | Henning Müller

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University of Jaén at ImageCLEF 2009: Medical and Photo Tasks
Miguel Ángel García Cumbreras | Manuel Carlos Díaz-Galiano | María Teresa Martín-Valdivia | Arturo Montejo-Ráez | Luis Alfonso Ureña López

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Overview of VideoCLEF 2009: New Perspectives on Speech-Based Multimedia Content Enrichment
Martha A. Larson | Eamonn Newman | Gareth J. F. Jones

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Methods for Classifying Videos by Subject and Detecting Narrative Peak Points
Tudor-Alexandru Dobrila | Mihail-Ciprian Diaconasu | Irina-Diana Lungu | Adrian Iftene

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Using Support Vector Machines as Learning Algorithm for Video Categorization
José M. Perea-Ortega | Arturo Montejo-Ráez | María Teresa Martín-Valdivia | Luis Alfonso Ureña López

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Video Classification as IR Task: Experiments and Observations
Jens Kürsten | Maximilian Eibl

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Exploiting Speech Recognition Transcripts for Narrative Peak Detection in Short-Form Documentaries
Martha A. Larson | Bart Jochems | Ewine Smits | Roeland Ordelman

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Identification of Narrative Peaks in Video Clips: Text Features Perform Best
Joep J. M. Kierkels | Mohammad Soleymani | Thierry Pun

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A Cocktail Approach to the VideoCLEF'09 Linking Task
Stephan Raaijmakers | Corné Versloot | Joost de Wit

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When to Cross Over? Cross-Language Linking Using Wikipedia for VideoCLEF 2009
Ágnes Gyarmati | Gareth J. F. Jones

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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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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What Happened in CLEF 2009
Carol Peters

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CLEF 2009 Ad Hoc Track Overview: TEL and Persian Tasks
Nicola Ferro | Carol Peters

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CLEF 2009 Ad Hoc Track Overview: Robust-WSD Task
Eneko Agirre | Giorgio Maria Di Nunzio | Thomas Mandl | Arantxa Otegi

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Evaluating Cross-Language Explicit Semantic Analysis and Cross Querying
Maik Anderka | Nedim Lipka | Benno Stein

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Document Expansion, Query Translation and Language Modeling for Ad-Hoc IR
Johannes Leveling | Dong Zhou | Gareth J. F. Jones | Vincent Wade

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Smoothing Methods and Cross-Language Document Re-ranking
Dong Zhou | Vincent Wade

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Cross-Language Information Retrieval Using Meta-language Index Construction and Structural Queries
Amir Hossein Jadidinejad | Fariborz Mahmoudi

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Sampling Precision to Depth 10000 at CLEF 2009
Stephen Tomlinson

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Multilingual Query Expansion for CLEF Adhoc-TEL
Ray R. Larson

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Experiments with N-Gram Prefixes on a Multinomial Language Model versus Lucene's Off-the-Shelf Ranking Scheme and Rocchio Query Expansion (TEL@CLEF Monolingual Task)
Jorge Machado | Bruno Martins | José Borbinha

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Evaluation of Perstem: A Simple and Efficient Stemming Algorithm for Persian
Amir Hossein Jadidinejad | Fariborz Mahmoudi | Jon Dehdari

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Ad Hoc Retrieval with the Persian Language
Ljiljana Dolamic | Jacques Savoy

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Ad Hoc Information Retrieval for Persian
AmirHossein Habibian | Abolfazl AleAhmad | Azadeh Shakery

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Combining Probabilistic and Translation-Based Models for Information Retrieval Based on Word Sense Annotations
Elisabeth Wolf | Delphine Bernhard | Iryna Gurevych

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Indexing with WordNet Synonyms May Improve Retrieval Results
Davide Buscaldi | Paolo Rosso

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UFRGS@CLEF2009: Retrieval by Numbers
Thyago Bohrer Borges | Viviane Pereira Moreira

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Evaluation of Axiomatic Approaches to Crosslanguage Retrieval
Roman Kern | Andreas Juffinger | Michael Granitzer

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UNIBA-SENSE @ CLEF 2009: Robust WSD Task
Pierpaolo Basile | Annalina Caputo | Giovanni Semeraro

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Using WordNet Relations and Semantic Classes in Information Retrieval Tasks
Javi Fernández | Rubén Izquierdo | José Manuel Gómez Soriano

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Using Semantic Relatedness and Word Sense Disambiguation for (CL)IR
Eneko Agirre | Arantxa Otegi | Hugo Zaragoza

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GikiCLEF: Expectations and Lessons Learned
Diana Santos | Luís Miguel Cabral

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NLEL-MAAT at ResPubliQA
Santiago Correa | Davide Buscaldi | Paolo Rosso

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Studying Syntactic Analysis in a QA System: FIDJI @ ResPubliQA'09
Xavier Tannier | Véronique Moriceau

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Approaching Question Answering by Means of Paragraph Validation
Álvaro Rodrigo | Joaquín Pérez-Iglesias | Anselmo Peñas | Guillermo Garrido | Lourdes Araujo

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Information Retrieval Baselines for the ResPubliQA Task
Joaquín Pérez-Iglesias | Guillermo Garrido | Álvaro Rodrigo | Lourdes Araujo | Anselmo Peñas

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Extending a Logic-Based Question Answering System for Administrative Texts
Ingo Glöckner | Björn Pelzer

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Are Passages Enough? The MIRACLE Team Participation in QA@CLEF2009
Maria Teresa Vicente-Díez | César de Pablo-Sánchez | Paloma Martínez | Julián Moreno Schneider | Marta Garrote Salazar

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The LIMSI Participation in the QAst 2009 Track: Experimenting on Answer Scoring
Guillaume Bernard | Sophie Rosset | Olivier Galibert | Gilles Adda | Éric Bilinski

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Robust Question Answering for Speech Transcripts: UPC Experience in QAst 2009
Pere Comas | Jordi Turmo

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Where in the Wikipedia Is That Answer? The XLDB at the GikiCLEF 2009 Task
Nuno Cardoso | David S. Batista | Francisco J. López-Pellicer | Mário J. Silva

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Recursive Question Decomposition for Answering Complex Geographic Questions
Sven Hartrumpf | Johannes Leveling

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GikiCLEF Topics and Wikipedia Articles: Did They Blend?
Nuno Cardoso

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TALP at GikiCLEF 2009
Daniel Ferrés | Horacio Rodríguez

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Semantic QA for Encyclopaedic Questions: EQUAL in GikiCLEF
Iustin Dornescu

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Interactive Probabilistic Search for GikiCLEF
Ray R. Larson

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Batch Document Filtering Using Nearest Neighbor Algorithm
Ali Mustafa Qamar | Éric Gaussier | Nathalie Denos

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UAIC: Participation in INFILE@CLEF Task
Cristian-Alexandru Dragusanu | Alecsandru Grigoriu | Adrian Iftene

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Multilingual Information Filtering by Human Plausible Reasoning
Asma Damankesh | Farhad Oroumchian | Khaled Shaalan

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Hossur'Tech's Participation in CLEF 2009 INFILE Interactive Filtering
John Anton Chrisostom Ronald | Aurélie Rossi | Christian Fluhr

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Experiments with Google News for Filtering Newswire Articles
Arturo Montejo-Ráez | José M. Perea-Ortega | Manuel Carlos Díaz-Galiano | Luis Alfonso Ureña López

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CLEF-IP 2009: Retrieval Experiments in the Intellectual Property Domain
Giovanna Roda | John Tait | Florina Piroi | Veronika Zenz

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Exploring Structured Documents and Query Formulation Techniques for Patent Retrieval
Walid Magdy | Johannes Leveling | Gareth J. F. Jones

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Formulating Good Queries for Prior Art Search
José Carlos Toucedo | David E. Losada

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UAIC: Participation in CLEF-IP Track
Adrian Iftene | Ovidiu Ionescu | George-Razvan Oancea

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PATATRAS: Retrieval Model Combination and Regression Models for Prior Art Search
Patrice Lopez | Laurent Romary

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NLEL-MAAT at CLEF-IP
Santiago Correa | Davide Buscaldi | Paolo Rosso

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Simple Pre and Post Processing Strategies for Patent Searching in CLEF Intellectual Property Track 2009
Julien Gobeill | Emilie Pasche | Douglas Teodoro | Patrick Ruch

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Prior Art Search Using International Patent Classification Codes and All-Claims-Queries
Benjamin Herbert | György Szarvas | Iryna Gurevych

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UTA and SICS at CLEF-IP'09
Antti Järvelin | Anni Järvelin | Preben Hansen

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Searching CLEF-IP by Strategy
Wouter Alink | Roberto Cornacchia | Arjen P. de Vries

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UniNE at CLEF-IP 2009
Claire Fautsch | Jacques Savoy

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Automatically Generating Queries for Prior Art Search
Erik Graf | Leif Azzopardi | Keith van Rijsbergen

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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

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Prior Art Retrieval Using the Claims Section as a Bag of Words
Suzan Verberne | Eva D'hondt

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UniGE Experiments on Prior Art Search in the Field of Patents
Jacques Guyot | Gilles Falquet | Karim Benzineb

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Identifying Common User Behaviour in Multilingual Search Logs
M. Rami Ghorab | Johannes Leveling | Dong Zhou | Gareth J. F. Jones | Vincent Wade

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A Search Engine Based on Query Logs, and Search Log Analysis by Automatic Language Identification
Michael P. Oakes | Yan Xu

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Identifying Geographical Entities in Users' Queries
Adrian Iftene

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Search Path Visualization and Session Performance Evaluation with Log Files
Katrin Lamm | Thomas Mandl | Ralph Kölle

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User Logs as a Means to Enrich and Refine Translation Dictionaries
Alessio Bosca | Luca Dini

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CLEF 2009: Grid@CLEF Pilot Track Overview
Nicola Ferro | Donna Harman

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Decomposing Text Processing for Retrieval: Cheshire Tries GRID@CLEF
Ray R. Larson

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Putting It All Together: The Xtrieval Framework at Grid@CLEF 2009
Jens Kürsten | Maximilian Eibl

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Overview and Results of Morpho Challenge 2009
Mikko Kurimo | Sami Virpioja | Ville T. Turunen | Graeme W. Blackwood | William Byrne

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MorphoNet: Exploring the Use of Community Structure for Unsupervised Morpheme Analysis
Delphine Bernhard

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Unsupervised Morpheme Analysis with Allomorfessor
Sami Virpioja | Oskar Kohonen | Krista Lagus

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Unsupervised Morphological Analysis by Formal Analogy
Jean-François Lavallée | Philippe Langlais

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Unsupervised Word Decomposition with the Promodes Algorithm
Sebastian Spiegler | Bruno Golénia | Peter A. Flach

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Unsupervised Morpheme Discovery with Ungrade
Bruno Golénia | Sebastian Spiegler | Peter A. Flach

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Clustering Morphological Paradigms Using Syntactic Categories
Burcu Can | Suresh Manandhar

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Simulating Morphological Analyzers with Stochastic Taggers for Confidence Estimation
Christian Monson | Kristy Hollingshead | Brian Roark

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A Rule-Based Acquisition Model Adapted for Morphological Analysis
Constantine Lignos | Erwin Chan | Mitchell P. Marcus | Charles Yang

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Morphological Analysis by Multiple Sequence Alignment
Tzvetan Tchoukalov | Christian Monson | Brian Roark