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Shared Tasks (2007)

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CLEF: Cross-Language Retrieval in Image Collections

Overview papers:

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Overview of the ImageCLEFphoto 2007 Photographic Retrieval Task
Michael Grubinger | Paul D. Clough | Allan Hanbury | Henning Müller

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Overview of the ImageCLEF 2007 Object Retrieval Task
Thomas Deselaers | Allan Hanbury | Ville Viitaniemi | András A. Benczúr | Mátyás Brendel | Bálint Daróczy | Hugo Jair Escalante Balderas | Theo Gevers | Carlos Arturo Hernández-Gracidas | Steven C. H. Hoi | Jorma Laaksonen | Mingjing Li | Heidy Marisol Marín Castro | Hermann Ney | Xiaoguang Rui | Nicu Sebe | Julian Stöttinger | Lei Wu

Participant papers:

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Exploring Image, Text and Geographic Evidences in ImageCLEF 2007
João Magalhães | Simon E. Overell | Stefan M. Rüger

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MIRACLE at ImageCLEFmed 2007: Merging Textual and Visual Strategies to Improve Medical Image Retrieval
Julio Villena-Román | Sara Lana-Serrano | José Carlos González Cristóbal

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XRCE's Participation to CLEF 2007 Domain-Specific Track
Stéphane Clinchant | Jean-Michel Renders

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Experiment for Using Web Information to do Query and Document Expansion
Yih-Chen Chang | Hsin-Hsi Chen

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Experiments with Clustering the Collection at ImageCLEF 2007
Osama El Demerdash | Leila Kosseim | Sabine Bergler

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TIA-INAOE's Participation at ImageCLEF 2007
Hugo Jair Escalante | Carlos A. Hernández | Aurelio López-López | Heidy M. Marín | Manuel Montes-y-Gómez | Eduardo F. Morales | Luis Enrique Sucar | Luis Villaseñor Pineda

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IPAL at ImageClef 2007 Mixing Features, Models and Knowledge
Sheng Gao | Jean-Pierre Chevallet | Diem Thi Hoang Le | Trong-Ton Pham | Joo-Hwee Lim

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Information Retrieval of Visual Descriptions with IR-n System based on Passages
Sergio Navarro | Fernando Llopis | Rafael Muñoz Guillena | Elisa Noguera

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Multi-Modal Interactive Approach to ImageCLEF 2007 Photographic and Medical Retrieval Tasks by CINDI
Md Mahmudur Rahman | Bipin C. Desai | Prabir Bhattacharya

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Cross-modal Retrieval by Text and Image Feature Biclustering
András A. Benczúr | István Bíró | Mátyás Brendel | Károly Csalogány | Bálint Daróczy | Dávid Siklósi

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Using Pseudo-relevance Feedback to Improve Image Retrieval Results
Mouna Torjmen Khemakhem | Karen Pinel-Sauvagnat | Mohand Boughanem

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Content-based Image Retrieval Using Shape-Size Pattern Spectra
Florence Tushabe | Michael H. F. Wilkinson

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Experiments for the ImageCLEF 2007 Photographic Retrieval Task
Thomas Wilhelm | Jens Kürsten | Maximilian Eibl

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CLEF2007: Image Annotation Task: an SVM-based Cue Integration Approach
Tatiana Tommasi | Francesco Orabona | Barbara Caputo

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CYU_IM@ImageCLEF 2007: Medical Image Annotation Task
Pei-Cheng Cheng | Wei-Pang Yang

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Multiplying Concept Sources for Graph Modeling
Loïc Maisonnasse | Éric Gaussier | Jean-Pierre Chevallet

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MIRACLE at GeoCLEF Query Parsing 2007: Extraction and Classification of Geographical Information
Sara Lana-Serrano | Julio Villena-Román | José Carlos González Cristóbal | José Miguel Goñi-Menoyo

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Medical Image Retrieval and Automatic Annotation: OHSU at ImageCLEF 2007
Jayashree Kalpathy-Cramer | William R. Hersh

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Baseline Results for the CLEF 2007 Medical Automatic Annotation Task
Mark Oliver Güld | Thomas Martin Deserno

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SINAI at ImageCLEF 2007
Manuel Carlos Díaz-Galiano | Miguel Ángel García Cumbreras | María Teresa Martín-Valdivia | Arturo Montejo-Ráez | Luis Alfonso Ureña López

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University and Hospitals of Geneva at ImageCLEF 2007
Xin Zhou | Julien Gobeill | Patrick Ruch | Henning Müller

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FIRE in ImageCLEF 2007
Thomas Deselaers | Tobias Gass | Tobias Weyand | Hermann Ney

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CLEF: Multilingual Document Retrieval

Overview papers:

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CLEF 2007: Ad Hoc Track Overview
Giorgio Maria Di Nunzio | Nicola Ferro | Thomas Mandl | Carol Peters

Participant papers:

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Czech Monolingual Information Retrieval Using Off-The-Shelf Components - the University of West Bohemia at CLEF 2007 Ad-Hoc track
Pavel Ircing | Ludek Müller

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Sampling Precision to Depth 10000: Evaluation Experiments at CLEF 2007
Stephen Tomlinson

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Applying Query Expansion Techniques to Ad Hoc Monolingual tasks with the IR-n system
Elisa Noguera | Fernando Llopis

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Stemming Approaches for East European Languages
Ljiljana Dolamic | Jacques Savoy

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Hungarian and Czech Stemming using YASS
Prasenjit Majumder | Mandar Mitra | Dipasree Pal

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Charles University at CLEF 2007 CL-SR Track
Pavel Ceska | Pavel Pecina

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Ambiguity and Unknown Term Translation in CLIR
Dong Zhou | Mark Truran | Tim J. Brailsford

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Evaluating Language Resources for CLEF 2007
Herika Hayurani | Syandra Sari | Mirna Adriani

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Amharic-English Information Retrieval with Pseudo Relevance Feedback
Atelach Alemu Argaw

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Performing Cross-Language Retrieval with Wikipedia
Péter Schönhofen | András A. Benczúr | István Bíró | Károly Csalogány

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Oromo-English Information Retrieval Experiments at CLEF 2007
Kula Kekeba Tune | Vasudeva Varma

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Bengali, Hindi and Telugu to English Ad-hoc Bilingual Task at CLEF 2007
Sivaji Bandyopadhyay | Tapabrata Mondal | Sudip Kumar Naskar | Asif Ekbal | Rejwanul Haque | Srinivasa Rao Godhavarthy

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IIIT Hyderabad at CLEF 2007 - Adhoc Indian Language CLIR Task
Prasad Pingali | Vasudeva Varma

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Report of MIRACLE team for the Ad-Hoc Track in CLEF 2007
José Miguel Goñi-Menoyo | José Carlos González Cristóbal | Julio Villena-Román | Sara Lana-Serrano

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SINAI at CLEF Ad-Hoc Robust Track 2007: Applying Google Search Engine for Robust Cross-Lingual Retrieval
Fernando Javier Martínez Santiago | Arturo Montejo-Ráez | Miguel Angel García Cumbreras

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CoLesIR at CLEF 2007: from English to French via Character N-Grams
Jesús Vilares | Michael P. Oakes | Manuel Vilares Ferro

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REINA at CLEF 2007 Robust Task
Ángel F. Zazo Rodríguez | Carlos G. Figuerola | José Luis Alonso Berrocal

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CLEF: Multiple Language Question Answering

Overview papers:

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Overview of the CLEF 2007 Multilingual Question Answering Track
Danilo Giampiccolo | Pamela Forner | Jesús Herrera | Anselmo Peñas | Christelle Ayache | Corina Forascu | Valentin Jijkoun | Petya Osenova | Paulo Rocha | Bogdan Sacaleanu | Richard F. E. Sutcliffe

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Overview of QAST 2007
Jordi Turmo | Pere Comas | Christelle Ayache | Djamel Mostefa | Sophie Rosset | Lori Lamel

Participant papers:

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Cross Lingual Question Answering using CINDI_QA for QA@CLEF 2007
Chedid Haddad | Bipin C. Desai

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AnswerFinder at QA@CLEF 2007
Menno van Zaanen | Diego Mollá

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Esfinge at CLEF 2007: First Steps in a Multiple Question and Multiple Answer Approach
Luís Miguel Cabral | Luís Fernando Costa | Diana Santos

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The Senso Question Answering Approach to Portuguese QA@CLEF-2007
José Saias | Paulo Quaresma

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INAOE's Participation at QA@CLEF 2007
Alberto Téllez-Valero | Antonio Juárez | Gustavo Hernández | Claudia Denicia-Carral | Esaú Villatoro | Manuel Montes-y-Gómez | Luis Villaseñor Pineda

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MIRACLE Question Answering System for Spanish at CLEF 2007
César de Pablo-Sánchez | José Luis Martínez-Fernández | Ana García-Ledesma | Doaa Samy | Paloma Martínez | Antonio Moreno-Sandoval | Harith T. Al-Jumaily

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DFKI-LT at QA@CLEF 2007
Bogdan Sacaleanu | Günter Neumann | Christian Spurk

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RACAI's Question Answering System at QA@CLEF 2007
Dan Tufis | Dan Stefanescu | Radu Ion | Alexandru Ceausu

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The UPV at QA@CLEF 2007
Davide Buscaldi | Yassine Benajiba | Paolo Rosso | Emilio Sanchis

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University of Wolverhampton at CLEF 2007
Georgiana Puscasu | Constantin Orasan

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Cross Lingual Question Answering using QRISTAL for CLEF 2007
Dominique Laurent | Patrick Séguéla | Sophie Nègre

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University of Hagen at QA@CLEF 2007: Coreference Resolution for Questions and Answer Merging
Sven Hartrumpf | Ingo Glöckner | Johannes Leveling

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Priberam's Question Answering System in QA@CLEF 2007
Carlos Amaral | Adán Cassan | Helena Figueira | André F. T. Martins | Afonso Mendes | Pedro Mendes | Cláudia Pinto | Daniel Vidal

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The University of Amsterdam's Question Answering System at QA@CLEF 2007
Valentin Jijkoun | Katja Hofmann | David Ahn | Mahboob Alam Khalid | Joris van Rantwijk | Maarten de Rijke | Erik F. Tjong Kim Sang

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FBK-irst at CLEF 2007
Milen Kouylekov | Matteo Negri | Bernardo Magnini | Bonaventura Coppola

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Finding Answers Using Resources in the Internet
Septian Adiwibowo | Mirna Adriani

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Making RAPOSA (FOX) Smarter
Luís Sarmento | Eugénio C. Oliveira

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DFKI-LT at AVE 2007: Using Recognizing Textual Entailment for Answer Validation
Rui Wang | Günter Neumann

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SINAI at QA@CLEF 2007. Answer Validation Exercise
Miguel Ángel García Cumbreras | José Manuel Perea Ortega | Fernando Javier Martínez Santiago | Luis Alfonso Ureña López

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The Contribution of the University of Alicante to AVE 2007
Óscar Ferrández | Daniel Micol | Rafael Muñoz | Manuel Palomar

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University of Hagen at CLEF 2007: Answer Validation Exercise
Ingo Glöckner

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The LIMSI Participation in the QAst Track
Sophie Rosset | Olivier Galibert | Gilles Adda | Éric Bilinski

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AnswerFinder at QAst 2007: Named Entity Recognition for QA on Speech Transcripts
Diego Mollá | Steve Cassidy | Menno van Zaanen

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CLEF2007 Question Answering Experiments at Tokyo Institute of Technology
Edward W. D. Whittaker | Josef R. Novak | Matthias H. Heie | Sadaoki Furui

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DFKI-LT at QAST 2007: Adapting QA Components to Mine Answers in Speech Transcripts
Günter Neumann | Rui Wang

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TREC: Blog

Overview papers:

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Overview of the TREC 2007 Blog Track
Craig Macdonald | Iadh Ounis | Ian Soboroff

Participant papers:

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Experiments in TREC 2007 Blog Opinion Task at CAS-ICT
Xiangwen Liao | Donglin Cao | Yu Wang | Wei Liu | Songbo Tan | Hongbo Xu | Xueqi Cheng

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NLPR in TREC 2007 Blog Track
Kang Liu | Gen Wang | Xianpei Han | Jun Zhao

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Retrieval and Feedback Models for Blog Distillation
Jonathan L. Elsas | Jaime Arguello | Jamie Callan | Jaime G. Carbonell

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DUTIR at TREC 2007 Blog Track
Rui Song | Qin Tang | Daming Shi | Hongfei Lin | Zhihao Yang

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FUB, IASI-CNR and University of Tor Vergata at TREC 2007 Blog Track
Gianni Amati | Edgardo Ambrosi | Marco Bianchi | Carlo Gaibisso | Giorgio Gambosi

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FDU at TREC 2007: Opinion Retrieval of Blog Track
Qi Zhang | Bingqing Wang | Lide Wu | Xuanjing Huang

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Exploring Traits of Adjectives to Predict Polarity Opinion in Blogs and Semantic Filters in Genomics
Miguel E. Ruiz | Ying Sun | Jianqiang Wang | Hongfang Liu

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WIDIT in TREC 2007 Blog Track: Combining Lexicon-Based Methods to Detect Opinionated Blogs
Kiduk Yang | Ning Yu | Hui Zhang

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TREC 2007 Blog Track Experiments at Kobe University
Kazuhiro Seki | Yoshihiro Kino | Shohei Sato | Kuniaki Uehara

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Opinion Retrieval Experiments Using Generative Models: Experiments for the TREC 2007 Blog Track
Yuki Arai | Koji Eguchi

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NTU at TREC 2007 Blog Track
Kevin Hsin-Yih Lin | Hsin-Hsi Chen

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The Robert Gordon University at the Opinion Retrieval Task of the 2007 TREC Blog Track
Rahman Mukras | Nirmalie Wiratunga | Robert Lothian

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Feed Distillation Using AdaBoost and Topic Maps
Wai-Lung Lee | Andreas Lommatzsch | Christian Scheel

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Topic Categorization for Relevancy and Opinion Detection
GuangXu Zhou | Hemant Joshi | Coskun Bayrak

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Language Modeling Approaches to Blog Postand Feed Finding
Breyten Ernsting | Wouter Weerkamp | Maarten de Rijke

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Exploring Traits of Adjectives to Predict Polarity Opinion in Blogs and Semantic Filters in Genomics
Miguel E. Ruiz | Ying Sun | Jianqiang Wang | Hongfang Liu

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University of Glasgow at TREC 2007: Experiments in Blog and Enterprise Tracks with Terrier
David Hannah | Craig Macdonald | Jie Peng | Ben He | Iadh Ounis

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UIC at TREC 2007 Blog Track
Wei Zhang | Clement T. Yu

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UMass at TREC 2007 Blog Distillation Task
Jangwon Seo | W. Bruce Croft

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Exploring Traits of Adjectives to Predict Polarity Opinion in Blogs and Semantic Filters in Genomics
Miguel E. Ruiz | Ying Sun | Jianqiang Wang | Hongfang Liu

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University of Texas School of Information at TREC 2007
Miles Efron | Don Turnbull | Carlos Ovalle

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FUB, IASI-CNR and University of Tor Vergata at TREC 2007 Blog Track
Gianni Amati | Edgardo Ambrosi | Marco Bianchi | Carlo Gaibisso | Giorgio Gambosi

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Using Subjective Adjectives in Opinion Retrieval from Blogs
Olga Vechtomova

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WHU at Blog Track 2007
Haozhen Zhao | Zhicheng Luo | Wei Lu

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TREC: Enterprise

Overview papers:

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Overview of the TREC 2007 Enterprise Track
Peter Bailey | Arjen P. de Vries | Nick Craswell | Ian Soboroff

Participant papers:

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Research on Enterprise Track of TREC 2007
Huawei Shen | Guoyao Chen | Haiqiang Chen | Yue Liu | Xueqi Cheng

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TREC 2007 Enterprise Track at CSIRO
Peter Bailey | Deepak Agrawal | Anuj Kumar

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DUTIR at TREC 2007 Enterprise Track
Jianmei Chen | Hui Ren | Linhong Xu | Hongfei Lin | Zhihao Yang

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WIM at TREC 2007
Jun Xu | Jing Yao | Jiaqian Zheng | Qi Sun | Junyu Niu

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Research on Enterprise Track of TREC 2007 at SJTU APEX Lab
Huizhong Duan | Qi Zhou | Zhen Lu | Ou Jin | Shenghua Bao | Yunbo Cao | Yong Yu

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The Open University at TREC 2007 Enterprise Track
Jianhan Zhu | Dawei Song | Stefan M. Rüger

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RMIT University at the TREC 2007 Enterprise Track
Mingfang Wu | Falk Scholer | Milad Shokouhi | Simon J. Puglisi | Halil Ali

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THUIR at TREC 2007: Enterprise Track
Yupeng Fu | Yufei Xue | Tong Zhu | Yiqun Liu | Min Zhang | Shaoping Ma

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UALR at TREC-ENT 2007
Hemant Joshi | Sithu D. Sudarsan | Subhashish Duttachowdhury | Chuanlei Zhang | Srini Ramaswamy

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Query and Document Models for Enterprise Search
Krisztian Balog | Katja Hofmann | Wouter Weerkamp | Maarten de Rijke

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University of Glasgow at TREC 2007: Experiments in Blog and Enterprise Tracks with Terrier
David Hannah | Craig Macdonald | Jie Peng | Ben He | Iadh Ounis

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Exploring the Legal Discovery and Enterprise Tracks at the University of Iowa
Brian Almquist | Viet Ha-Thuc | Aditya Kumar Sehgal | Robert J. Arens | Padmini Srinivasan

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University of Twente at the TREC 2007 Enterprise Track: Modeling Relevance Propagation for the Expert Search Task
Pavel Serdyukov | Henning Rode | Djoerd Hiemstra

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Enterprise Search: Identifying Relevant Sentences and Using Them for Query Expansion
Maheedhar Kolla | Olga Vechtomova

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CSIR at TREC 2007 Expert Search Task
Jiepu Jiang | Wei Lu | Dan Liu

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York University at TREC 2007: Enterprise Document Search
Yu Fan | Xiangji Huang

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TREC: Genomics

Overview papers:

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TREC 2007 Genomics Track Overview
William R. Hersh | Aaron M. Cohen | Lynn Ruslen | Phoebe M. Roberts

Participant papers:

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Passage Relevancy Through Semantic Relatedness
Luis Tari | Phan Huy Tu | Barry Lumpkin | Robert Leaman | Graciela Gonzalez | Chitta Baral

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Interactive Retrieval Using Weights
Jonathan Schuman | Sabine Bergler

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DUTIR at TREC 2007 Genomics Track
Zhihao Yang | Hongfei Lin | Baojin Cui | Yanpeng Li | Xiao Zhang

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Information Retrieval and Information Extraction in TREC Genomics 2007
Antonio Jimeno-Yepes | Piotr Pezik

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IIT TREC 2007 Genomics Track: Using Concept-Based Semantics in Context for Genomics Literature Passage Retrieval
Jay Urbain | Nazli Goharian | Ophir Frieder

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Passage Retrieval with Vector Space and Query-Level Aspect Models
Raymond Wan | Vo Ngoc Anh | Hiroshi Mamitsuka

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Combining Resources to Find Answers to Biomedical Questions
Dina Demner-Fushman | Susanne M. Humphrey | Nicholas C. Ide | Russell F. Loane | James G. Mork | Patrick Ruch | Miguel E. Ruiz | Lawrence H. Smith | W. John Wilbur | Alan R. Aronson

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The OHSU Biomedical Question Answering System Framework
Aaron M. Cohen | Jianji Yang | Seeger Fisher | Brian Roark | William R. Hersh

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Cross Language Information Retrieval for Biomedical Literature
Martijn J. Schuemie | Dolf Trieschnigg | Wessel Kraaij

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Using IR-n for Information Retrieval of Genomics Track
María Pardiño | Rafael M. Terol | Patricio Martínez-Barco | Fernando Llopis | Elisa Noguera

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Bootstrapping Language Associated with Biomedical Entities
Edgar Meij | Sophia Katrenko

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Vocabulary-Driven Passage Retrieval for Question-Answering in Genomics
Julien Gobeill | Imad Tbahriti | Frédéric Ehrler | Patrick Ruch

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TREC Genomics Track at UIC
Wei Zhou | Clement T. Yu

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Language Models for Genomics Information Retrieval: UIUC at TREC 2007 Genomics Track
Yue Lu | Jing Jiang | Xu Ling | Xin He | ChengXiang Zhai

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Entity-Based Relevance Feedback for Genomic List Answer Retrieval
Nicola Stokes | Yi Li | Lawrence Cavedon | Eric Huang | Jiawen Rong | Justin Zobel

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IR-Specific Searches at TREC 2007: Genomics & Blog Experiments
Claire Fautsch | Jacques Savoy

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Cross Language Information Retrieval for Biomedical Literature
Martijn J. Schuemie | Dolf Trieschnigg | Wessel Kraaij

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York University at TREC 2007: Genomics Track
Xiangji Huang | Damon Sotoudeh-Hosseinii | Hashmat Rohian | Xiangdong An

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TREC: Question Answering

Overview papers:

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Overview of the TREC 2007 Question Answering Track
Hoa Trang Dang | Diane Kelly | Jimmy Lin

Participant papers:

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Semantic Extensions of the Ephyra QA System for TREC 2007
Nico Schlaefer | Jeongwoo Ko | Justin Betteridge | Manas A. Pathak | Eric Nyberg | Guido Sautter

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Using Interactions to Improve Translation Dictionaries: UNC, Yahoo! and ciQA
Diane Kelly | Xin Fu | Vanessa Murdock

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Concordia University at the TREC 2007 QA Track
Majid Razmara | Andrew Fee | Leila Kosseim

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TREC 2007 ciQA Track at RMIT and CSIRO
Mingfang Wu | Andrew Turpin | Falk Scholer | Yohannes Tsegay | Ross Wilkinson

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Drexel at TREC 2007: Question Answering
Protima Banerjee | Hyoil Han

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Intellexer Question Answering
Aliaksei Bondarionok | Anatoly Bobkov | Liudmila Sudanova | Pavel Mazur | Tatsiana Samuseva

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FSC at TREC
Stephen Taylor | Orlando Montalvo-Huhn | Nikhil Kartha

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FDUQA on TREC 2007 QA Track
Xipeng Qiu | Bo Li | Chao Shen | Lide Wu | Xuanjing Huang | Yaqian Zhou

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Question Answering with LCC's CHAUCER-2 at TREC 2007
Andrew Hickl | Kirk Roberts | Bryan Rink | Jeremy Bensley | Tobias Jungen | Ying Shi | John Williams

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Lymba's PowerAnswer 4 in TREC 2007
Dan I. Moldovan | Christine Clark | Moldovan Bowden

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Michigan State University at the 2007 TREC ciQA Task
Chen Zhang | Matthew Gerber | Tyler Baldwin | Steve Emelander | Joyce Yue Chai | Rong Jin

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CSAIL at TREC 2007 Question Answering
Boris Katz | Sue Felshin | Gregory Marton | Federico Mora | Yuan Kui Shen | Gabriel Zaccak | Ammar Ammar | Eric Eisner | Asli Turgut | Linda Brown Westrick

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Testing an Entity Ranking Function for English Factoid QA
Kui-Lam Kwok | Norbert Dinstl

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TREC 2007 ciQA Track at RMIT and CSIRO
Mingfang Wu | Andrew Turpin | Falk Scholer | Yohannes Tsegay | Ross Wilkinson

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The Alyssa System at TREC QA 2007: Do We Need Blog06?
Dan Shen | Michael Wiegand | Andreas Merkel | Stefan Kazalski | Sabine Hunsicker | Jochen L. Leidner | Dietrich Klakow

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TREC 2007 Question Answering Experiments at Tokyo Institute of Technology
Edward W. D. Whittaker | Matthias H. Heie | Josef R. Novak | Sadaoki Furui

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UAlbany's ILQUA at TREC 2007
Min Wu | Song Chen | Yu Zhan | Tomek Strzalkowski

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The University of Amsterdam at the TREC 2007 QA Track
Katja Hofmann | Valentin Jijkoun | Mahboob Alam Khalid | Joris van Rantwijk | Erik F. Tjong Kim Sang

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Persuasive, Authorative and Topical Answers for Complex Question Answering
Leif Azzopardi | Mark Baillie | Ian Ruthven

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Semantic Extensions of the Ephyra QA System for TREC 2007
Nico Schlaefer | Jeongwoo Ko | Justin Betteridge | Manas A. Pathak | Eric Nyberg | Guido Sautter

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University of Lethbridge's Participation in TREC 2007 QA Track
Yllias Chali | Shafiq R. Joty

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UMass Complex Interactive Question Answering (ciQA) 2007: Human Performance as Question Answerers
Mark D. Smucker | James Allan | Blagovest Dachev

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The Pronto QA System at TREC 2007: Harvesting Hyponyms, Using Nominalisation Patterns, and Computing Answer Cardinality
Johan Bos | Edoardo Guzzetti | James R. Curran

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Persuasive, Authorative and Topical Answers for Complex Question Answering
Leif Azzopardi | Mark Baillie | Ian Ruthven

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The Pronto QA System at TREC 2007: Harvesting Hyponyms, Using Nominalisation Patterns, and Computing Answer Cardinality
Johan Bos | Edoardo Guzzetti | James R. Curran

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Complex Interactive Question Answering Enhanced with Wikipedia
Ian MacKinnon | Olga Vechtomova

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Using Interactions to Improve Translation Dictionaries: UNC, Yahoo! and ciQA
Diane Kelly | Xin Fu | Vanessa Murdock

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NTCIR: CLIR

Overview papers:

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Overview of the Sixth NTCIR Workshop
Noriko Kando

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Overview of CLIR Task at the Sixth NTCIR Workshop
Kazuaki Kishida | Kuang-hua Chen | Sukhoon Lee | Kazuko Kuriyama | Noriko Kando | Hsin-Hsi Chen

Participant papers:

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Using Unigram and Bigram Language Models for Monolingual and Cross-Language IR
Lixin Shi | Jian-Yun Nie

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IASL System for NTCIR-6 Korean-Chinese Cross-Language Information Retrieval
Yu-Chun Wang | Cheng-Wei Lee | Richard Tzong-Han Tsai | Wen-Lian Hsu

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Improving translation accuracy in web-based translation extraction
Chengye Lu | Yue Xu | Shlomo Geva

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Toshiba BRIDJE at NTCIR-6 CLIR: The Head/Lead Method and Graded Relevance Feedback
Tetsuya Sakai | Makoto Koyama | Tatsuya Izuha | Akira Kumano | Toshihiko Manabe | Tomoharu Kokubu

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POSTECH at NTCIR-6: Combining Evidences of Multiple Term Extractions for Mono-lingual and Cross-lingual Retrieval in Korean and Japanese
Seung-Hoon Na | Jungi Kim | Yeha Lee | Jong-Hyeok Lee

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Monolingual Experiments with Far-East Languages in NTCIR-6
Samir Abdou | Jacques Savoy

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AINLP at NTCIR-6: Evaluations for Multilingual and Cross-Lingual Information Retrieval
Chen-Hsin Cheng | Reuy-Jye Shue | Hung-Lin Lee | Shu-Yu Hsieh | Guann-Cyun Yeh | Guo-Wei Bian

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NTCIR-6 CLIR-J-J Experiments at Yahoo! Japan
Sumio Fujita

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Search Between Chinese and Japanese Text Collections
Fredric C. Gey

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Chinese Information Retrieval Based on Document Expansion
Tingting He | Li Li | Guozhong Qu | Yong Zhang

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ISCAS in CLIR at NTCIR-6: Experiments with MT and PRF
Ruihong Huang | Le Sun | Jing Li | Long-xi Pan | Junlin Zhang

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OASIS at NTCIR-6: On-line Query Translation for Chinese-Japanese Cross-Lingual Information Retrieval
Vitaly Klyuev

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NTCIR-6 Monolingual Chinese and English-Chinese Cross Language Retrieval Experiments using PIRCS
Kui-Lam Kwok | Norbert Dinstl

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Applying Multiple Characteristics and Techniques in the NICT Information Retrieval System at NTCIR-6
Masaki Murata | Jong-Hoon Oh | Qing Ma | Hitoshi Isahara

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NTCIR-6 CLIR Experiments at Osaka Kyoiku University - Term Expansion Using Online Dictionaries and Weighting Score by Term Variety
Takashi Sato

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Using Wikipedia to Translate OOV Term on MLIR
Chen-Yu Su | Tien-Chien Lin | Shih-Hung Wu

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JustSystems in Japanese monolingual information retrieval at NTCIR-6
Tetsuya Tashiro

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Sampling Precision to Depth 9000: Evaluation Experiments at NTCIR-6
Stephen Tomlinson

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On the Robustness of Document Re-Ranking Techniques: A Comparison of Label Propagation, KNN, and Relevance Feedback
Yuen-Hsien Tseng | Chen-Yang Tsai | Ze-Jing Chuang

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NCU in Bilingual Information Retrieval Experiments at NTCIR-6
Yu-Chieh Wu | Kun-Chang Tsai | Jie-Chi Yang

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Information Retrieval Using Label Propagation Based Ranking
Lingpeng Yang | Donghong Ji | Yu Nie

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NTCIR-6 Experiments using Pattern Matched Translation Extraction
Dong Zhou | Mark Truran | Tim J. Brailsford | Helen Ashman

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NTCIR: CLQA

Overview papers:

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Overview of the NTCIR-7 ACLIA IR4QA Task
Tetsuya Sakai | Noriko Kando | Chuan-Jie Lin | Teruko Mitamura | Hideki Shima | Donghong Ji | Kuang-hua Chen | Eric Nyberg

Participant papers:

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Overview of the NTCIR-6 Cross-Lingual Question Answering (CLQA) Task
Yutaka Sasaki | Chuan-Jie Lin | Kuang-hua Chen | Hsin-Hsi Chen

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ICT-DCU Question Answering Task at NTCIR6
Sen Zhang | Bin Wang | Gareth J. F. Jones

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Two-Pass Named Entity Classification for Cross Language Question Answering
Yu-Chieh Wu | Kun-Chang Tsai | Jie-Chi Yang

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Chinese-Chinese and English-Chinese Question Answering with ASQA at NTCIR-6 CLQA
Cheng-Wei Lee | Min-Yuh Day | Cheng-Lung Sung | Yi-Hsun Lee | Mike Tian-Jian Jiang | Chia-Wei Wu | Cheng-Wei Shih | Yu-Ren Chen | Wen-Lian Hsu

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A Method of Cross-Lingual Question-Answering Based on Machine Translation and Noun Phrase Translation using Web documents - Yokohama National University at NTCIR-6 CLQA
Tatsunori Mori | Kousuke Takahashi

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NTCIR-6 Monolingual Chinese and English-Chinese Cross-Lingual Question Answering Experiments using PIRCS
Kui-Lam Kwok | Peter Deng | Norbert Dinstl

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NTCIR-6 CLQA Question Answering Experiments at the Tokyo Institute of Technology
Josef R. Novak | Edward W. D. Whittaker | Matthias H. Heie | Shuichiro Imai | Sadaoki Furui

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JAVELIN III: Cross-Lingual Question Answering from Japanese and Chinese Documents
Teruko Mitamura | Frank Lin | Hideki Shima | Mengqiu Wang | Jeongwoo Ko | Justin Betteridge | Matthew W. Bilotti | Andrew Hazen Schlaikjer | Eric Nyberg

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Extracting and Ranking Question-Focused Terms Using the Titles of Wikipedia Articles
Yi-Che Chan | Kuan-Hsi Chen | Wen-Hsiang Lu

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Statistical Machine Translation based Passage Retrieval for Cross-Lingual Question Answering — Experiments at NTCIR-6
Tomoyosi Akiba | Kei Shimizu | Atsushi Fujii | Katunobu Itou

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Utilizing Entity Relation to Bridge the Language Gap in Cross-Lingual Question Answering System
Min Wu | Tomek Strzalkowski

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Heuristic and Syntactic Scoring for Cross-language Question Answering
Lisa Ballesteros | Xiaoyan Li

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NTCIR: Opinion

Overview papers:

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Overview of Opinion Analysis Pilot Task at NTCIR-6
Yohei Seki | David Kirk Evans | Lun-Wei Ku | Hsin-Hsi Chen | Noriko Kando | Chin-Yew Lin

Participant papers:

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Appraisal Extraction for News Opinion Analysis at NTCIR-6
Kenneth Bloom | Sterling Stuart Stein | Shlomo Argamon

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Cornell System Description for the NTCIR-6 Opinion Task
Eric Breck | Yejin Choi | Veselin Stoyanov | Claire Cardie

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A low-resources approach to Opinion Analysis: Machine Learning and Simple Approaches
David Kirk Evans

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ISCAS in Opinion Analysis Pilot Task: Experiments with sentimental dictionary based classifier and CRF model
Ruihong Huang | Le Sun | Long-xi Pan

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Japanese Opinion Extraction System for Japanese Newspapers Using Machine -Learning Method
Toshiyuki Kanamaru | Masaki Murata | Hitoshi Isahara

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Opinion Analysis based on Lexical Clues and their Expansion
Youngho Kim | Sung-Hyon Myaeng

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Using Opinion Scores of Words for Sentence-Level Opinion Extraction
Lun-Wei Ku | Yong-Sheng Lo | Hsin-Hsi Chen

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Experiments of Opinion Analysis on the Corpora MPQA and NTCIR-6
Yaoyong Li | Kalina Bontcheva | Hamish Cunningham

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Three-Phase Opinion Analysis System at NTCIR-6
Hironori Mizuguchi | Masaaki Tsuchida | Dai Kusui

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Crosslingual Opinion Extraction from Author and Authority Viewpoints at NTCIR-6
Yohei Seki

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NTCIR-6 at Maryland: Chinese Opinion Analysis Pilot Task
Yejun Wu | Douglas W. Oard

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Opinmine - Opinion Analysis System by CUHK for NTCIR-6 Pilot Task
Ruifeng Xu | Kam-Fai Wong | Yunqing Xia

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NTCIR: Patent

Overview papers:

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Overview of the Patent Retrieval Task at the NTCIR-6 Workshop
Atsushi Fujii | Makoto Iwayama | Noriko Kando

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Overview of Classification Subtask at NTCIR-6 Patent Retrieval Task
Makoto Iwayama | Atsushi Fujii | Noriko Kando

Participant papers:

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Leveraging Category-based LSI for Patent Retrieval
Masaki Aono

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Integrating Content and Citation Information for the NTCIR-6 Patent Retrieval Task
Atsushi Fujii

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Multi-label Patent Classification at NTT Communication Science Laboratories
Akinori Fujino | Hideki Isozaki

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Term Weighting Classification System Using the Chi-square Statistic for the Classification Subtask at NTCIR-6 Patent Retrieval Task
Kotaro Hashimoto | Takashi Yukawa

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Invalidity Search for USPTO Patent Documents Using Different Patent Surrogates
Yuen-Hsien Tseng | Chen-Yang Tsai | Da-Wei Juang

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POSTECH at NTCIR-6 English Patent Retrieval Subtask
Jungi Kim | Yeha Lee | Seung-Hoon Na | Jong-Hyeok Lee

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NTCIR-6 Patent Retrieval Experiments at Hitachi
Hisao Mase | Makoto Iwayama

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Using the K-Nearest Neighbor Method and SMART Weighting in the Patent Document Categorization Subtask at NTCIR-6
Masaki Murata | Toshiyuki Kanamaru | Tamotsu Shirado | Hitoshi Isahara

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Query Expansion using an Automatically Constructed Thesaurus
Hidetsugu Nanba

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F-term classification Experiments at NTCIR-6 for Justsytems
Masaki Rikitoku

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A Passage Retrieval System using Query Expansion and Emphasis
Hiroki Tanioka | Kenichi Yamamoto

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F-term Classification System Using K-Nearest Neighbor Method
Kazuya Konishi | Toru Takaki

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NTCIR: QAC

Overview papers:

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An Overview of the 4th Question Answering Challenge (QAC-4) at NTCIR Workshop 6
Jun-ichi Fukumoto | Tsuneaki Kato | Fumito Masui | Tatsunori Mori

Participant papers:

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Question Answering System for Non-factoid Type Questions and Automatic Evaluation based on BE Method
Jun-ichi Fukumoto

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QA System Metis Based on Semantic Graph Matching at NTCIR 6
Minoru Harada | Yuhei Kato | Kazuaki Takehara | Masatsuna Kawamata | Kazunori Sugimura | Junichi Kawaguchi

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NTT's Question Answering System for NTCIR-6 QAC-4
Ryuichiro Higashinaka | Hideki Isozaki

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JAVELIN III: Answering Non-Factoid Questions in Japanese
Hideki Shima | Teruko Mitamura

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A Monolithic Approach and a Type-by-Type Approach for Non-Factoid Question-answering - Yokohama National University at NTCIR-6 QAC
Tatsunori Mori | Mitsuru Sato | Madoka Ishioroshi | Yugo Nishikawa | Shigenori Nakano | Kei Kimura

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A System for Answering Non-Factoid Japanese Questions by Using Passage Retrieval Weighted Based on Type of Answer
Masaki Murata | Sachiyo Tsukawaki | Toshiyuki Kanamaru | Qing Ma | Hitoshi Isahara

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How We Did How, What and Why - HOMIO's Participation in QAC4 of NTCIR-6
Yasutomo Kimura | Kenji Ishida | Hirotaka Imaoka | Fumito Masui | Keisuke Kameyama | Rafal Rzepka | Kenji Araki

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Non-factoid Question Answering Experiments at NTCIR-6: Towards Answer Type Detection for Realworld Questions
Junta Mizuno | Tomoyosi Akiba | Atsushi Fujii | Katunobu Itou