Workshops (2002)

Content

Proceedings of the Third NTCIR Workshop on Research in Information Retrieval, Automatic Text Summarization and Question Answering, NTCIR-3, Tokyo, Japan, October 8-10, 2002 75 papers
Working Notes for CLEF 2002 Workshop co-located with the 6th European Conference on Digital Libraries (ECDL 2002), Rome, Italy, September 19-20, 2002 42 papers
Advances in Cross-Language Information Retrieval, Third Workshop of the Cross-Language Evaluation Forum, CLEF 2002. Rome, Italy, September 19-20, 2002. Revised Papers 45 papers

Proceedings of the Third NTCIR Workshop on Research in Information Retrieval, Automatic Text Summarization and Question Answering, NTCIR-3, Tokyo, Japan, October 8-10, 2002

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Proceedings of the Third NTCIR Workshop on Research in Information Retrieval, Automatic Text Summarization and Question Answering, NTCIR-3, Tokyo, Japan, October 8-10, 2002

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A Experiment Report about a Web Information Retrieval System for 3rd NTCIR Web Task
Iwao Nagashiro | Dafeng Cao

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A Question-Answering System Using Unit Estimation and Probabilistic Near-Terms IR
Masaki Murata | Masao Utiyama | Hitoshi Isahara

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A Summarization System with Categorization of Document Sets
Chikashi Nobata | Satoshi Sekine | Kiyotaka Uchimoto | Hitoshi Isahara

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A* Search Algorithm for Question Answering
Tatsunori Mori | Tomohiro Ohta | Katsuyuki Fujihata | Ryutaro Kumon

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Answer Extraction System by Question Type from Query-Biased Summary for Newspaper Articles
Yohei Seki

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Applying Multiple Characteristics and Techniques to Obtain High Levels of Performance in Information Retrieval
Masaki Murata | Qing Ma | Hitoshi Isahara

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Applying Structural Matching and Paraphrasing
Tetsuro Takahashi | Kozo Nawata | Kentaro Inui | Shinya Kouda

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Asian Language Parsing Evaluated by Hummingbird SearchServer^at NTCIR-3
Stephen Tomlinson

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CMU in Cross-Language Information Retrieval at NTCIR-3
Yiming Yang | Nianli Ma

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Chinese Language IR based on Term Extraction
Donghong Ji | Lingpeng Yang | Yu Nie

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Deciding Indexing Strings with Statistical Analysis
Yoshiyuki Takeda | Kyoji Umemura | Eiko Yamamoto

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Description of NTU Approach to NTCIR3 Multilingual Information Retrieval
Wen-Cheng Lin | Hsin-Hsi Chen

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Different Retrieval Models and Hybrid Term Indexing
Robert W. P. Luk

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English-Japanese Cross-lingual Query Expansion Using Random Indexing of Aligned Bilingual Text Data
Magnus Sahlgren | Preben Hansen | Jussi Karlgren

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Evaluating Speech-Driven IR in the NTCIR-3 Web Retrieval Task
Atsushi Fujii | Katunobu Itou

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Evaluation of Web Retrieval Methods Using Anchor Text
Kenji Tateishi | Hideki Kawai | Susumu Akamine | Katsushi Matsuda | Toshikazu Fukushima

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Experiment on Pseudo Relevance Feedback Method Using Taylor Formula at NTCIR-3 Patent Retrieval Task
Kazuaki Kishida

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Experiments on Cross-language and Patent Retrieval at NTCIR-3 Workshop
Aitao Chen | Fredric C. Gey

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Exploitation of Newspaper-article Characteristics for Article Retrieval and Answer Extraction in QAC Task 2
Ruck Thawonmas | Takayuki Tomoike | Tomohiko Kawachi | Akio Sakamoto

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Information Gain Ratio meets Maximal Marginal Relevance - A method of Summarization for Multiple Documents
Tatsunori Mori | Takuro Sasaki

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KUNLP System for NTCIR-3 English-Korean Cross-Language Information Retrieval
Hee-Cheol Seo | Sang-Bum Kim | Baeg-Il Kim | Hae-Chang Rim | Sang-Zoo Lee

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Knowledge-light Asian Language Text Retrieval at the NTCIR-3 Workshop
Paul McNamee

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MAIMAI: A Question Answering System at NTCIR3 QAC-1
Fumito Masui | Masayuki Miyaguchi

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Message from the Organizing Chair
Jun Adachi

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Message from the Program Chair
Noriko Kando

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NTCIR-3 CLIR Experiments at Osaka Kyoiku University - Comparison of Gram-based Indices
Takashi Sato | Koto Han

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NTCIR-3 CLIR Experiments at MSRA
Hongzhao He | Jianfeng Gao

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NTCIR-3 Chinese, Cross Language Retrieval Experiments Using PIRCS
K. L. Kwok

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NTCIR-3 Cross-Language IR Experiments at ULIS
Atsushi Fujii | Tetsuya Ishikawa

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NTCIR-3 PAT Experiments at Osaka Kyoiku University: Long Gram-based Index and Essential Words
Takashi Sato | Tomohiko Satomoto | Koto Han

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NTCIR-3 Patent Retrieval Experiments at ULIS
Atsushi Fujii | Tetsuya Ishikawa

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NTCIR-3 QAC Experiments at Matsushita
Masako Nomoto | Mitsuhiro Sato | Hiroyuki Suzuki

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NTCIR-3 WEB Experiments at Osaka Kyoiku University - Towards Index Partitioning and Parallel Retrieval
Takashi Sato | Yukikazu Kyo | Kihei Kobata

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NTT DATA Question-Answering Experiment at the NTCIR-3 QAC
Toru Takaki | Yoshio Eriguchi

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NTT's QA Systems for NTCIR QAC-1
Yutaka Sasaki | Hideki Isozaki | Tsutomu Hirao | Koji Kokuryou | Eisaku Maeda

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NTT/NAIST's Text Summarization Systems for TSC-2
Tsutomu Hirao | Kazuhiro Takeuchi | Hideki Isozaki | Yutaka Sasaki | Eisaku Maeda

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OASIS at NTCIR-3: Monolingual IR Task
Vitaliy Kluev

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Oki QA System for QAC-1
Atsushi Ikeno | Hiroyuki Ohnuma

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Overview of Patent Retrieval Task at NTCIR-3
Makoto Iwayama | Atsushi Fujii | Noriko Kando | Akihiko Takano

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Overview of the Third NTCIR Workshop
Noriko Kando

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Overview of the Web Retrieval Task at the Third NTCIR Workshop
Koji Eguchi | Keizo Oyama | Emi Ishida | Noriko Kando | Kazuko Kuriyama

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POSNIR: Probabilistic Natural Language Information Retrieval System
Changki Lee | Seungwoo Lee | Gary Geunbae Lee

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Patent Search: A Case Study of Cross-DB Associative Search
Yoshiki Niwa | Toru Hisamitsu | Shingo Nishioka | Osamu Imaichi | Masakazu Fujio

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QUARK: A Question and Answering System using Newspaper Corpus as a Knowledge Source
Keizo Kawata | Hiroyuki Sakai | Shigeru Masuyama

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Question Answering Challenge (QAC-1): An Evaluation of Question Answering Task at NTCIRWorkshop 3
Jun-ichi Fukumoto | Tsuneaki Kato | Fumito Masui

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Question and Answering System based on Predicate-Argument Matching
Daisuke Kawahara | Nobuhiro Kaji | Sadao Kurohashi

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Rhetorical Structure Analysis of Japanese Patent Claims using Cue Phrases
Akihiro Shinmori | Manabu Okumura | Yuzo Marukawa | Makoto Iwayama

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RitsQA: Ritsumeikan Question Answering System used for QAC-1
Jun-ichi Fukumoto | Tetsuya Endo | Tatsuhiro Niwa

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Sentence Extraction by tf/idf and Position Weighting from Newspaper Articles
Yohei Seki

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Simple Query Translation Methods for Korean-English and Korean-Chinese CLIR in NTCIR Experiments
Myung-Gil Jang | Pyung Kim | Yun Jin | Sukhyun Cho | Sung-Hyon Myaeng

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SiteQ/J: A Question Answering System for Japanese
Seungwoo Lee | Gary Geunbae Lee

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Study on Merging Multiple Results from Information Retrieval System
Hiromi Ozaku | Masao Utiyama | Hitoshi Isahara | Yasuyuki Kono | Masatsugu Kidode

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Term Distillation for Cross-DB Retrieval
Hideo Itoh | Hiroko Mano | Yasushi Ogawa

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Text Summarization Challenge 2: Text Summarization Evaluation at NTCIR Workshop3
Takahiro Fukusima | Manabu Okumura | Hidetsugu Nanba

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Text Summarization based on Itemized Sentences and Similar Parts Detection between Documents
Junichi Fukumoto

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The Development and Evolution of TREC and DUC
Donna Harman

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Thomson Legal and Regulatory at NTCIR-3: Japanese, Chinese and English Retrieval Experiments
Isabelle Moulinier | Hugo Molina-Salgado | Peter Jackson

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Toshiba KIDS at NTCIR-3: Japanese and English-Japanese IR
Tetsuya Sakai | Makoto Koyama | Masaru Suzuki | Toshihiko Manabe

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Towards Speech-Driven Question Answering: Experiments Using the NTCIR-3 Question Answering Collection
Tomoyosi Akiba | Katunobu Itou | Atsushi Fujii | Tetsuya Ishikawa

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Trainable Automatic Text Summarization Using Segmentation of Sentence
Kai Ishikawa | Shinichi Ando | Shinichi Doi | Akitoshi Okumura

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Two Different Summarization Methods at NTCIR3-TSC2: Coverage Oriented and Focus Oriented
Naoaki Okazaki | Yutaka Matsuo | Naohiro Matsumura | Hironori Tomobe | Mitsuru Ishizuka

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Uniform Indexing and Retrieval Scheme for Chinese, Japanese, and Korean
Da-Wei Juang | Yuen-Hsien Tseng

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University of Tokyo/RICOH at NTCIR-3 Web Retrieval Task
Masashi Toyoda | Masaru Kitsuregawa | Hiroko Mano | Hideo Itoh | Yasushi Ogawa

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Unsupervised Acquisition of Knowledge about the Abbreviation Possibility of some of Multiple Phrases modifying the same Verb/Noun
Hiroyuki Sakai | Shigeru Masuyama

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Using the Diff Command in Patent Documents
Masaki Murata | Hitoshi Isahara

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Waterloo at NTCIR-3: Using Self-supervised Word Segmentation
Xiangji Huang | Fuchun Peng | Dale Schuurmans | Nick Cercone

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Web IR Research: Can we do it without the data?
Amit Singhal

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Web Search Experiments Using OASIS
Vitaliy Kluev

Working Notes for CLEF 2002 Workshop co-located with the 6th European Conference on Digital Libraries (ECDL 2002), Rome, Italy, September 19-20, 2002

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Working Notes for CLEF 2002 Workshop co-located with the 6th European Conference on Digital Libraries (ECDL 2002), Rome, Italy, September 19-20, 2002

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Are Thesauri Useful in Cross-Language Information Retrieval?
Vivien Petras | Natalia Perelman | Fredric C. Gey

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CLIR at NTCIR Workshop 3
Noriko Kando

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COLE Experiments at CLEF 2002: Spanish Monolingual Track
Jesús Vilares | Miguel A. Alonso | Francisco J. Ribadas | Manuel Vilares Ferro

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Comparing User-assisted and Automatic Query Translation
Daqing He | Jianqiang Wang | Douglas W. Oard | Michael Nossal

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Cross-Language Relevance Assessment and Task Context
Jussi Karlgren | Preben Hansen

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Cross-language Retrieval Experiments at CLEF 2002
Aitao Chen

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Cross-language Retrieval at Twente and TNO
Dennis Reidsma | Djoerd Hiemstra | Franciska de Jong | Wessel Kraaij

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Domain Specific Retrieval Experiments with MIMOR at the University of Hildesheim
René Hackl | Ralph Kölle | Thomas Mandl | Christa Womser-Hacker

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EXETER at CLEF 2002: Experiments with Machine Translation for Monolingual and Bilingual Retrieval
Adenike M. Lam-Adesina | Gareth J. F. Jones

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Eurospider at CLEF 2002
Martin Braschler | Anne Göhring | Peter Schäuble

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Experiments in 8 European Languages with Hummingbird SearchServer™ at CLEF2002
Stephen Tomlinson

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Experiments with a Chunker and Lucene
Gil Francopoulo

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IMBIT: Resources and Search Strategy
Claudia Wortmann

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IR-n System at Clef 2002
Fernando Llopis | José Luis Vicedo González | Antonio Ferrández

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ITC-irst at CLEF 2002: Using N-best Query Translations for CLIR
Nicola Bertoldi | Marcello Federico

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Information Retrieval based on Explicit Knowledge Representation
Elzbieta Dura | Marek Drejak

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Interactive Cross-Language Searching: Phrases are Better than Terms for Query Formulation and Refinement
Fernando López-Ostenero | Julio Gonzalo | Anselmo Peñas | Felisa Verdejo

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Introduction
Carol Peters

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Is Query Translation a Distinct Task from Search?
Daniela Petrelli | George Demetriou | Patrick Herring | Micheline Beaulieu | Mark Sanderson

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Italian Monolingual Information Retrieval with PROSIT
Gianni Amati | Claudio Carpineto | Giovanni Romano

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Linguistic and Statistical Analysis of the CLEF Topics
Thomas Mandl | Christa Womser-Hacker

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MediaLab @ CLEF-2002: Comparing Search Strategies
Dennis Reidsma | Peter van der Weerd

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Merging Different Languages in a Single Document Collection
Jian-Yun Nie | Fuman Jin

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Merging Mechanisms in Multilingual Information Retrieval
Wen-Cheng Lin | Hsin-Hsi Chen

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Océ at CLEF 2002
Roel Brand | Marvin Brünner

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PLIERS and Snowball at CLEF 2002
Andrew MacFarlane

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Portuguese-English Experiments using Latent Semantic Indexing
Viviane Moreira Orengo | Christian R. Huyck

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Report on CLEF-2002 Experiments: Combining Multiple Sources of Evidence
Jacques Savoy

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Resolving Translation Ambiguity using Monolingual Corpora. A Report on Clairvoyance CLEF-2002 Experiments
Yan Qu | Gregory Grefenstette | David A. Evans

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SICS at CLEF 2002: Automatic Query Expansion using Random Indexing
Magnus Sahlgren | Jussi Karlgren | Rickard Cöster | Timo Järvinen

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SINAI on CLEF 2002: Experimenting with Merging Strategies
Fernando Javier Martínez Santiago | Maite Martín-Valdivia | Luis Alfonso Ureña López

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Scalable Multilingual Information Access
Paul McNamee | James Mayfield

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Some Experiments with the Dutch Collection
Arjen P. de Vries | Anne Diekema

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Term Expansion using Stemming and Thesauri in Spanish
Ángel F. Zazo Rodríguez | Carlos G. Figuerola | José Luis Alonso Berrocal | Emilio Rodríguez

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The CLEF 2002 Interactive Track
Douglas W. Oard | Julio Gonzalo

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The University of Amsterdam at CLEF 2002
Christof Monz | Jaap Kamps | Maarten de Rijke

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Thomson Legal and Regulatory Experiments for CLEF 2002
Isabelle Moulinier | Hugo Molina-Salgado

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UTACLIR @ CLEF 2002: Towards a Unified Translation Process Model
Eija Airio | Heikki Keskustalo | Turid Hedlund | Ari Pirkola

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University of Padua at CLEF 2002: Experiments to Evaluate a Statistical Stemming Algorithm
Michela Bacchin | Nicola Ferro | Massimo Melucci

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XRCE Participation in CLEF 2002
Jean-Michel Renders | Hervé Déjean | Éric Gaussier

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iCLEF at Universities of Alicante and Jaen
Fernando Llopis | Antonio Ferrández | José Luis Vicedo González | Manuel C. Díaz | Fernando Javier Martínez Santiago

Advances in Cross-Language Information Retrieval, Third Workshop of the Cross-Language Evaluation Forum, CLEF 2002. Rome, Italy, September 19-20, 2002. Revised Papers

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Advances in Cross-Language Information Retrieval, Third Workshop of the Cross-Language Evaluation Forum, CLEF 2002. Rome, Italy, September 19-20, 2002. Revised Papers

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Introduction
Carol Peters

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CLEF 2002 - Overview of Results
Martin Braschler

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Cross-Language Retrieval Experiments at CLEF 2002
Aitao Chen

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ITS-irst at CLEF 2002: Using N-Best Query Translations for CLIR
Nicola Bertoldi | Marcello Federico

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Océ at CLEF 2002
Roel Brand | Marvin Brünner

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Report on CLEF 2002 Experiments: Combining Multiple Sources of Evidence
Jacques Savoy

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Bilingual and Multilingual Runs with a Unified Process
Eija Airio | Heikki Keskustalo | Turid Hedlund | Ari Pirkola

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A Multilingual Approach to Multilingual Information Retrieval
Jian-Yun Nie | Fuman Jin

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Combining Evidence for Cross-Language Information Retrieval
Jaap Kamps | Christof Monz | Maarten de Rijke

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Experiments with Machine Translation for Monolingual and Bilingual Retrieval
Adenike M. Lam-Adesina | Gareth J. F. Jones

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Portuguese-English Experiments Using Latent Semantic Indexing
Viviane Moreira Orengo | Christian R. Huyck

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Thomson Legal and Regulatory Experiments for CLEF 2002
Isabelle Moulinier | Hugo Molina-Salgado

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Eurospider at CLEF 2002
Martin Braschler | Anne Göhring | Peter Schäuble

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Merging Mechanisms in Multilingual Information Retrieval
Wen-Cheng Lin | Hsin-Hsi Chen

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SINAI at CLEF 2002: Experiments with Merging Strategies
Fernando Javier Martínez Santiago | Luis Alfonso Ureña López | María Teresa Martín-Valdivia

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Cross-Language Retrieval at the University of Twente and TNO
Dennis Reidsma | Djoerd Hiemstra | Franciska de Jong | Wessel Kraaij

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Scalable Multilingual Information Access
Paul McNamee | James Mayfield

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Some Experiments with the Dutch Collection
Arjen P. de Vries | Anne Diekema

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Resolving Translation Ambiguity Using Monolingual Corpora
Yan Qu | Gregory Grefenstette | David A. Evans

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Experiments in 8 European Languages with Hummingbird SearchServer^ at CLEF 2002
Stephen Tomlinson

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Italian Monolingual Information Retrieval with PROSIT
Gianni Amati | Claudio Carpineto | Giovanni Romano

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COLE Experiments in the CLEF 2002 Spanish Monolingual Track
Jesús Vilares | Miguel A. Alonso | Francisco J. Ribadas | Manuel Vilares Ferro

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Improving the Automatic Retrieval of Text Documents
Maristella Agosti | Michela Bacchin | Nicola Ferro | Massimo Melucci

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IR-n System at CLEF-2002
Fernando Llopis | José Luis Vicedo González | Antonio Ferrández

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Experiments in Term Expansion Using Thesauri in Spanish
Ángel F. Zazo Rodríguez | Carlos G. Figuerola | José Luis Alonso Berrocal | Emilio Rodríguez | Raquel Gómez Díaz

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Automatic Query Expansion Using Random Indexing
Magnus Sahlgren | Jussi Karlgren | Rickard Cöster | Timo Järvinen

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Pliers and Snowball at CLEF 2002
M. MacFarlane

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Experiments with a Chunker and Lucene
Gil Francopoulo

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Information Retrieval with Language Knowledge
Elzbieta Dura | Marek Drejak

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Domain Specific Retrieval Experiments with MIMOR at the University of Hildesheim
René Hackl | Ralph Kölle | Thomas Mandl | Christa Womser-Hacker

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Using Thesauri in Cross-Language Retrieval of German and French Indexed Collections
Vivien Petras | Natalia Perelman | Fredric C. Gey

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Assessing Automatically Extracted Bilingual Lexicons for CLIR in Vertical Domains: XRCE Participation in the GIRT Track of CLEF 2002
Jean-Michel Renders | Hervé Déjean | Éric Gaussier

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The CLEF 2002 Interactive Track
Julio Gonzalo | Douglas W. Oard

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SICS at iCLEF 2002: Cross-Language Relevance Assessment and Task Context
Jussi Karlgren | Preben Hansen

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Universities of Alicante and Jaen at iCLEF
Fernando Llopis | José Luis Vicedo González | Antonio Ferrández | Manuel C. Díaz | Fernando Javier Martínez Santiago

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Comparing User-Assisted and Automatic Query Translation
Daqing He | Jianqiang Wang | Douglas W. Oard | Michael Nossal

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Interactive Cross-Language Searching: Phrases Are Better than Terms of Query Formulation and Refinement
Fernando López-Ostenero | Julio Gonzalo | Anselmo Peñas | Felisa Verdejo

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Exploring the Effect of Query Translation when Searching Cross-Language
Daniela Petrelli | George Demetriou | Patrick Herring | Micheline Beaulieu | Mark Sanderson

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CLEF 2002 Cross-Language Spoken Document Retrieval Pilot Track Report
Gareth J. F. Jones | Marcello Federico

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Exeter at CLEF 2002: Cross-Language Spoken Document Retrieval Experiments
Gareth J. F. Jones | Adenike M. Lam-Adesina

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Cross-Language Spoken Document Retrieval on the TREC SDR Collection
Nicola Bertoldi | Marcello Federico

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CLIR at NTCIR Workshop 3: Cross-Language and Cross-Genre Retrieval
Noriko Kando

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Linguistic and Statistical Analysis of the CLEF Topics
Thomas Mandl | Christa Womser-Hacker

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CLEF 2002 Methodology and Metrics
Martin Braschler | Carol Peters