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CLEF: Cross-Language Retrieval in Image Collections

Overview papers:

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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 Robot Vision Track
Barbara Caputo | Andrzej Pronobis | Patric Jensfelt

Participant papers:

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

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

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

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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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The University of Glasgow at ImageCLEFPhoto 2009
Guido Zuccon | Teerapong Leelanupab | Anuj Goyal | Martin Halvey | P. Punitha | Joemon M. Jose

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MIRACLE (FI) at ImageCLEFphoto 2009
Ruben Granados | Xaro Benavent | Rodrigo Agerri | Ana García-Serrano | José Miguel Goñi-Menoyo | J. Gomar | Esther de Ves | Juan Domingo | Guillermo Ayala

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

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

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IIIT-H at ImageCLEF Wikipedia MM 2009
Vundavalli Srinivasarao

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

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

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

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UNT at ImageCLEFmed 2009
Miguel E. Ruiz

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

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

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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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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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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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Comparison of Various AVEIR Visual Concept Detectors with an Index of Carefulness
Hervé Glotin | Ali Fakeri-Tabrizi | Philippe Mulhem | Marin Ferecatu | Z. Zhao | Sabrina Tollari | Georges Quénot | Hichem Sahbi | Emilie Dumont | Patrick Gallinari

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

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

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

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

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

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

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

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SZTAKI @ ImageCLEF 2009
Bálint Daróczy | István Petrás | András A. Benczúr | Zsolt Fekete | Dávid Márk Nemeskey | Dávid Siklósi | Zsuzsa Weiner

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

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

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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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TIA-INAOE's Participation in ImageCLEF 2009
Hugo Jair Escalante | Jesus A. Gonzalez | Carlos A. Hernández | Aurelio López-López | Manuel Montes-y-Gómez | Eduardo F. Morales | Elias Ruiz | Luis Enrique Sucar | Luis Villaseñor Pineda

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CLEF: Multilingual Document Retrieval

Overview papers:

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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

Participant papers:

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

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

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

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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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HIT2Lab at CLEF: an Exploration of the TEL Task
Xiaoning He | Haoliang Qi | Peidong Wang | Muyun Yang | Guohua Lei | Yong Xue

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CACAO Project at the LogCLEF Track
Alessio Bosca | Luca Dini

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

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

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

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

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

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

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CLEF: Multiple Language Question Answering

Overview papers:

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Overview of ResPubliQA 2009: Question Answering Evaluation over European Legislation
Anselmo Peñas | Pamela Forner | Richard F. E. Sutcliffe | Álvaro Rodrigo | Corina Forascu | Iñaki Alegria | Danilo Giampiccolo | Nicolas Moreau | Petya Osenova

Participant papers:

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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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The LogAnswer Project at CLEF 2009
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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FIDJI in ResPubliQA 2009
Xavier Tannier | Véronique Moriceau

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

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

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Interactive Probabilistic Search for GikiCLEF
Ray R. Larson

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EQUAL: Encyclopaedic QUestion Answering for Lists
Iustin Dornescu

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

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

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

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TREC: Blog

Participant papers:

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BIT at TREC 2009 Faceted Blog Distillation Task
Peng Jiang | Qing Yang | Chunxia Zhang | Zhendong Niu

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A Study of Faceted Blog Distillation–PRIS at TREC 2009 Blog Track
Si Li | Huiji Gao | Hao Sun | Fei Chen | Oupeng Feng | Sanyuan Gao | Hao Zhang | Xinsheng Li | Caili Tan | Weiran Xu | Guang Chen | Jun Guo

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ICTNET at Blog Track TREC 2009
Xueke Xu | Yue Liu | Hongbo Xu | Xiaoming Yu | Linhai Song | Feng Guan | Zeying Peng | Xueqi Cheng

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FEUP at TREC 2009 Blog Track: Temporal Evidence in the Faceted Blog Distillation Task
Sérgio Nunes | Cristina Ribeiro | Gabriel David

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Facet Classification of Blogs: Know-Center at the TREC 2009 Blog Distillation Task
Elisabeth Lex | Michael Granitzer | Andreas Juffinger

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POSTECH at TREC 2009 Blog Track: Top Stories Identification
Yeha Lee | Hun-Young Jung | Woosang Song | Jong-Hyeok Lee

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From Blogs to News: Identifying Hot Topics in the Blogosphere
Wouter Weerkamp | Manos Tsagkias | Maarten de Rijke

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University of Glasgow at TREC 2009: Experiments with Terrier
Richard McCreadie | Craig Macdonald | Iadh Ounis | Jie Peng | Rodrygo L. T. Santos

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TREC Blog and TREC Chem: A View from the Corn Fields
Yelena Mejova | Viet Ha-Thuc | Steven Foster | Christopher G. Harris | Robert J. Arens | Padmini Srinivasan

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University of Lugano at TREC 2009 Blog Track
Mostafa Keikha | Mark James Carman | Robert Gwadera | Shima Gerani | Ilya Markov | Giacomo Inches | Az Azrinudin Alidin | Fabio Crestani

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BRAT: A Random Walk Through the Semantic Spaces of the Blogosphere
Adil El Ghali | Yann Vigile Hoareau

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TREC: Relevance Feedback

Participant papers:

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PRIS at 2009 Relevance Feedback Track: Experiments in Language Model for Relevance Feedback
Si Li | Xinsheng Li | Hao Zhang | Sanyuan Gao | Guang Chen | Jun Guo

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CMIC@TREC 2009: Relevance Feedback Track
Kareem Darwish | Ahmed El-Deeb

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Pairwise Document Classification for Relevance Feedback
Jonathan L. Elsas | Pinar Donmez | Jamie Callan | Jaime G. Carbonell

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FUB at TREC 2009 Relevance Feedback Track: Diversifying Feedback Documents (Extended Abstract)
Andrea Bernardini | Claudio Carpineto | Edgardo Ambrosi

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Relevance Feedback Based on Constrained Clustering: FDU at TREC 09
Bingqing Wang | Xuanjing Huang

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Microsoft Research at TREC 2009: Web and Relevance Feedback Track
Nick Craswell | Dennis Fetterly | Marc Najork | Stephen Robertson | Emine Yilmaz

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Mining Specific and General Features in Both Positive and Negative Relevance Feedback
Yuefeng Li | Xiaohui Tao | Abdulmohsen Algarni | Sheng-Tang Wu

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Topical Diversity and Relevance Feedback
Edgar Meij | Jiyin He | Wouter Weerkamp | Maarten de Rijke

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UCSC at Relevance Feedback Track
Lanbo Zhang | Jadiel de Arma | Kai Yu

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Minimal Test Collections for Relevance Feedback
Ben Carterette | Praveen Chandar | Aparna Kailasam | Divya Muppaneni | Sree Lekha Thota

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University of Glasgow at TREC 2009: Experiments with Terrier
Richard McCreadie | Craig Macdonald | Iadh Ounis | Jie Peng | Rodrygo L. T. Santos

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UMass Amherst and UT Austin @ the TREC 2009 Relevance Feedback Track
Marc-Allen Cartright | Jangwon Seo | Matthew Lease

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University of Padua at TREC 2009: Relevance Feedback Track
Emanuele Di Buccio | Massimo Melucci

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University of Twente @ TREC 2009: Indexing Half a Million Web Pages
Claudia Hauff | Djoerd Hiemstra

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Experiments with ClueWeb09: Relevance Feedback and Web Tracks
Mark D. Smucker | Charles L. A. Clarke | Gordon V. Cormack

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York University at TREC 2009: Relevance Feedback Track
Zheng Ye | Xiangji Huang | Ben He | Hongfei Lin

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TREC: Web

Participant papers:

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ICTNET at Web Track 2009 Ad-hoc Task
Feng Guan | Xiaoming Yu | Zeying Peng | Hongbo Xu | Yue Liu | Linhai Song | Xueqi Cheng

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ICTNET at Web Track 2009 Diversity Track
Wenjing Bi | Xiaoming Yu | Yue Liu | Feng Guan | Zeying Peng | Hongbo Xu | Xueqi Cheng

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Diversifying Search Results with Popular Subtopics
Dawei Yin | Zhenzhen Xue | Xiaoguang Qi | Brian D. Davison

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Microsoft Research Asia at the Web Track of TREC 2009
Zhicheng Dou | Kun Chen | Ruihua Song | Yunxiao Ma | Shuming Shi | Ji-Rong Wen

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Microsoft Research at TREC 2009: Web and Relevance Feedback Track
Nick Craswell | Dennis Fetterly | Marc Najork | Stephen Robertson | Emine Yilmaz

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IRRA at TREC 2009: Index Term Weighting Based on Divergence From Independence Model
Bekir Taner Dinçer | Ilker Kocabas | Bahar Karaoglan

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Northeastern University in the TREC 2009 Web Track
Shahzad Rajput | Evangelos Kanoulas | Virgiliu Pavlu | Javed A. Aslam

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PARADISE Based Search Engine at TREC 2009 Web Track
Dongdong Shan | Dongsheng Zhao | Jing He | Hongfei Yan

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RMIT University at TREC 2009: Web Track
Steven Garcia

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THUIR at TREC 2009 Web Track: Finding Relevant and Diverse Results for Large Scale Web Search
Zhichao Li | Fei Chen | Qianli Xing | Junwei Miao | Yufei Xue | Tong Zhu | Bo Zhou | Rongwei Cen | Yiqun Liu | Min Zhang | Yijiang Jin | Shaoping Ma

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Lucene for n-grams using the CLUEWeb Collection
Gregory B. Newby | Christopher T. Fallen | Kylie McCormick

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Heuristic Ranking and Diversification of Web Documents
Jiyin He | Krisztian Balog | Katja Hofmann | Edgar Meij | Maarten de Rijke | Manos Tsagkias | Wouter Weerkamp

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Result Diversity and Entity Ranking Experiments: Anchors, Links, Text and Wikipedia
Rianne Kaptein | Marijn Koolen | Jaap Kamps

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UCD SIFT in the TREC 2009 Web Track
David Lillis | Fergus Toolan | Ling Lin | Rem W. Collier | John Dunnion

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Ad Hoc and Diversity Retrieval at the University of Delaware
Praveen Chandar | Aparna Kailasam | Divya Muppaneni | Sree Lekha Thota | Ben Carterette

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Axiomatic Approaches to Information Retrieval–University of Delaware at TREC 2009 Million Query and Web Tracks
Wei Zheng | Hui Fang

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University of Glasgow at TREC 2009: Experiments with Terrier
Richard McCreadie | Craig Macdonald | Iadh Ounis | Jie Peng | Rodrygo L. T. Santos

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Of Ivory and Smurfs: Loxodontan MapReduce Experiments for Web Search
Jimmy Lin | Tamer Elsayed | Lidan Wang | Donald Metzler

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University of Twente @ TREC 2009: Indexing Half a Million Web Pages
Claudia Hauff | Djoerd Hiemstra

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Experiments with ClueWeb09: Relevance Feedback and Web Tracks
Mark D. Smucker | Charles L. A. Clarke | Gordon V. Cormack