TABLE OF CONTENTS

 

Preface from the Organizing Chair [PDF]

              Jun Adachi

 

Preface from the Program Chair [PDF]

              Noriko Kando

 

Overview of the Fourth NTCIR Workshop [PDF]

              Noriko Kando

 

 

Cross-Lingual Information Retrieval Task (CLIR)

 

Overview of CLIR Task at the Fourth NTCIR Workshop [PDF]

Kazuaki Kishida, Kuang-hua Chen, Sukhoon Lee, Kazuko Kuriyama, Noriko Kando, Hsin-Hsi Chen, Sung Hyon Myaeng and Koji Eguchi

 

Cross-Language IR at University of Tsukuba: Automatic Transliteration for Japanese, English, and Korean [PDF]

Atsushi Fujii and Tetsuya Ishikawa

 

Chinese and Korean Topic Search of Japanese News Collections [PDF]

Fredric C. Gey

 

Combination Approaches in Information Retrieval: Words vs. N-grams and Query Translation vs. Document Translation [PDF]

In-Su Kang, Seung-Hoon Na and Jong-Hyeok Lee

 

CLIR Using Web Directory at NTCIR-4 [PDF]

Fuminori Kimura, Akira Maeda and Shunsuke Uemura

 

Prediction of Performance on Cross-Lingual Information Retrieval by Regression Models [PDF]

Kazuaki Kishida, Kazuko Kuriyama, Noriko Kando and Koji Eguchi

 

Ricoh in the NTCIR4 CLIR Tasks [PDF]

Yuichi Kojima and Hideo Itoh

 

NTCIR-4 Chinese, English, Korean Cross Language Retrieval Experiments Using PIRCS [PDF]

Kui-Lam Kwok, Norbert Dinstl and Sora Choi

 

University of Chicago at NTCIR4 CLIR:@Multi-Scale Query Expansion [PDF]

Gina-Anne Levow

 

Merging Multilingual Information Retrieval Results Based on Prediction of Retrieval Effectiveness [PDF]

Wen-Cheng Lin and Hsin-Hsi Chen

 

Pseudo-Relevance Feedback and Title Re-Ranking for Chinese Information Retrieval [PDF]

Robert W.P. Luk and K.F. Wong

 

Thomson Legal and Regulatory at NTCIR-4: Monolingual and Pivot-Language Retrieval Experiments [PDF]

Isabelle Moulinier

 

Integration of PLSA into Probabilistic CLIR Model - Yokohama National University at NTCIR4 CLIR - [PDF]

Tetsu Muramatsu and Tatsunori Mori

 

Applying Multiple Characteristics and Techniques to Obtain High Levels of Performance in Information Retrieval at NTCIR-4 [PDF]

Masaki Murata, Qing Ma and Hitoshi Isahara

 

NTCIR-4 CLIR Experiments at Oki [PDF]

Tetsuji Nakagawa and Mihoko Kitamura

 

Justsystem-Clairvoyance CLIR Experiments at NTCIR-4 Workshop [PDF]

Yan Qu, Gregory Grefenstette, David A. Hull, David A. Evans, Motoko Ishikawa, Setsuko Nara, Toshiya Ueda, Daisuke Noda, Kousaku Arita, Yuki Funakoshi and Hiroshi Matsuda

 

Toshiba BRIDJE at NTCIR-4 CLIR: Monolingual/Bilingual IR and Flexible Feedback [PDF]

Tetsuya Sakai, Makoto Koyama, Akira Kumano and Toshihiko Manabe

 

Report on CLIR Task for the NTCIR-4 Evaluation Campaign [PDF]

Jacques Savoy

 

KUNLP System for NTCIR-4 Korean-English Cross-Language Information Retrieval [PDF]

Hee-Cheol Seo, Sang-Bum Kim, Ho-Gun Lim and Hae-Chang Rim

 

CJK Experiments with Hummingbird SearchServerTM at NTCIR-4 [PDF]

Stephen Tomlinson

 

Global and Local Term Expansion for Text Retrieval [PDF]

Yuen-Hsien Tseng, Da-Wei Juang and Shiu-Han Chen

 

Chinese Information Retrieval Based on Terms and Ontology [PDF]

Lingpeng Yang, Donghong Ji and Li Tang

 

Applying Language Model into IR Task [PDF]

Junlin Zhang, Le Sun, Yongche Zhang and Yufang Sun

 

RMIT Chinese-English CLIR at NTCIR-4 [PDF]

Ying Zhang and Phil Vines

 

Experiments on Chinese-English Cross-language Retrieval at NTCIR-4 [PDF]

Yilu Zhou, Jialun Qin, Michael Chau and Hsinchun Chen

 

 

PATENT Retrieval Task (PATENT)

 

Overview of Patent Retrieval Task at NTCIR-4 [PDF]

Atsushi Fujii, Makoto Iwayama and Noriko Kando

 

Document Structure Analysis in Associative Patent Retrieval [PDF]

Atsushi Fujii and Tetsuya Ishikawa

 

Revisiting Document Length Hypotheses: NTCIR-4 CLIR and Patent Experiments at Patolis [PDF]

Sumio Fujita

 

NTCIR-4 Patent Retrieval Experiments at RICOH [PDF]

Hideo Itoh

 

Invalidity Patent Search System of NTT DATA [PDF]

Kazuya Konishi, Akira Kitauchi and Toru Takaki

 

Two-Stage Patent Retrieval Method Considering Claim Structure [PDF]

Hisao Mase, Tadataka Matsubayashi, Yuichi Ogawa, Makoto Iwayama and Tadaaki Oshio

 

NTCIR-4 PATENT Experiments at Osaka Kyoiku University - Gram-Based Passage Index and Essential Words - [PDF]

Takashi Sato and Nao Hatta

 

Can Claim Analysis Contribute toward Patent Map Generation? [PDF]

Akihiro Shinmori, Manabu Okumura, Yuzo Marukawa and Makoto Iwayama

 

Experiments on Patent Retrieval at NTCIR-4 Workshop [PDF]

Hironori Takeuchi, Naohiko Uramoto and Koichi Takeda

 

Patent Map Generation Using Concept-Based Vector Space Model [PDF]

Hideyuki Uchida, Atsushi Mano and Takashi Yukawa

 

 

Question Answering Challenge (QAC)

 

Question Answering Challenge for Five Ranked Answers and List Answers - Overview of NTCIR4 QAC2 Subtask 1 and 2 - [PDF]

Jun'ichi Fukumoto, Tsuneaki Kato and Fumito Masui

 

Question Answering Challenge for Information Access Dialogue - Overview of NTCIR4 QAC2 Subtask 3 - [PDF]

Tsuneaki Kato, Jun'ichi Fukumoto and Fumito Masui

 

Question Answering Using gCommon Senseh and Utility Maximization Principle [PDF]

Tomoyosi Akiba, Katunobu Itou and Atsushi Fujii

 

Oki QA System for QAC-2 [PDF]

Masachika Fuchigami, Hiroyuki Ohnuma and Atsushi Ikeno

 

Rits-QA: List Answer Detection and Context Task with Zero Anaphora Handling [PDF]

Jun'ichi Fukumoto, Tatsuhiro Niwa, Makoto Itoigawa and Megumi Matsuda

 

Question Answering System Based on Expanded Answer Types and Multi-Scores [PDF]

Naoya Hidaka, Fumito Masui and Keiko Tosaki

 

Question Answering System Using Concept-Based Vector Space Model [PDF]

Isrami Ismail and Takashi Yukawa

 

NTT's Question Answering System for NTCIR QAC2 [PDF]

Hideki Isozaki

 

A Question Answering System Based on Vector Similarity [PDF]

Takuya Kosugi, Hiroya Susuki, Hiroyuki Okamoto and Hiroaki Saito

 

GDQA: Graph Driven Question Answering System - NTCIR-4 QAC2 Experiments - [PDF]

Gakuto Kurata, Naoaki Okazaki and Mitsuru Ishizuka

 

Japanese Q/A System Using A* Search and Its Improvement - Yokohama National University at QAC2 - [PDF]

Tatsunori Mori

 

Japanese Question-Answering System Using Decreased Adding with Multiple Answers [PDF]

Masaki Murata, Masato Utiyama and Hitoshi Isahara

 

POSTECH Question-Answering Experiments at NTCIR4-QAC [PDF]

Seung-Hoon Na, In-Su Kang and Jong-hyeok Lee

 

Question Answering System QUARK [PDF]

Yasuo Nii, Keizo Kawata, Tatsumi Yoshida, Hiroyuki Sakai and Shigeru Masuyama

 

NTCIR-4 QAC Experiments at Matsushita [PDF]

Masako Nomoto, Yoshio Fukushige, Mitsuhiro Sato and Hiroyuki Suzuki

 

Are We Making Progress? - An Analysis of NTCIR QAC1 and 2 - [PDF]

Masako Nomoto, Yoshio Fukushige, Mitsuhiro Sato and Hiroyuki Suzuki

 

Finding Relevant Answers in Question Answering System Contest [PDF]

David R. Ramamonjisoa

 

Toshiba ASKMi at NTCIR-4 QAC2 [PDF]

Tetsuya Sakai, Yoshimi Saito, Yumi Ichimura, Makoto Koyama and Tomoharu Kokubu

 

NYU/CRL QA System for QAC-2 [PDF]

Satoshi Sekine, Kiyoshi Sudo, Yusuke Shinyama, Chikashi Nobata, Kiyotaka Uchimoto@and Hitoshi Isahara

 

NAIST QA System for QAC2 [PDF]

Tetsuro Takahashi, Kozo Nawata, Kentaro Inui and Yuji Matsumoto

 

NTT DATA Question-Answering Experiment at the NTCIR-4 QAC2 [PDF]

Toru Takaki

 

 

Text Summarization Challenge (TSC)

 

Text Summarization Challenge 3 - Text Summarization Evaluation at NTCIR Workshop 4 - [PDF], [Erratum]

Tsutomu Hirao, Manabu Okumura, Takahiro Fukusima and Hidetsugu Nanba

 

Multi-Document Summarization Using Document Set Type Classification [PDF]

Jun'ichi Fukumoto

 

Multi-Document Summarization Using Cross-Language Texts [PDF]

Jung-Min Lim, In-Su Kang and Jong-Hyeok Lee

 

Multi-Document Summarization Using a Question-Answering Engine - Yokohama National University at TSC3 - [PDF]

Tatsunori Mori, Masanori Nozawa and Yoshiaki Asada

 

Comparison of Feature Usage at TSC-3 Summarization Tasks [PDF]

Chikashi Nobata, Satoshi Sekine, Kiyotaka Uchimoto and Hitoshi Isahara

 

TISS: An Integrated Summarization System for TSC-3 [PDF]

Naoaki Okazaki, Yutaka Matsuo and Mitsuru Ishizuka

 

A Multiple-Document Summarization System Introducing User Interaction for Reflecting User's Summarization Need [PDF]

Hiroyuki Sakai and Shigeru Masuyama

 

Query-Based Multidocument Summarization for Information Retrieval [PDF]

Toshihiko Sakurai and Akira Utsumi

 

User-Focused Multi-Document Summarization with Paragraph Clustering and Sentence-Type Filtering [PDF]

Yohei Seki, Koji Eguchi and Noriko Kando

 

Multiple News Articles Summarization Based on Event Reference Information [PDF]

Masaharu Yoshioka and Makoto Haraguchi

 

 

WEB Task (WEB)

 

Overview of WEB Task at the Fourth NTCIR Workshop [PDF]

Koji Eguchi, Keizo Oyama, Akiko Aizawa and Haruko Ishikawa

 

Overview of the Informational Retrieval Task at NTCIR-4 WEB [PDF]

Koji Eguchi, Keizo Oyama, Akiko Aizawa and Haruko Ishikawa

 

An Evaluation Method of Web Search Engines Based on Usersf Sense [PDF]

Takashi Ohtsuka, Koji Eguchi and Hayato Yamana

 

Overview of the NTCIR-4 WEB Navigational Retrieval Task 1 [PDF]

Keizo Oyama, Koji Eguchi, Haruko Ishikawa and Akiko Aizawa

 

Preliminary Workshop on Evaluation of Geographic Information Retrieval Systems for Web Documents [PDF]

Masatoshi Arikawa, Takeshi Sagara, Kouzou Noaki and Hideyuki Fujita

 

Overview of the Topical Classification Task at NTCIR-4 WEB [PDF]

Koji Eguchi

 

Experiments on Web Retrieval Driven by Spontaneously Spoken Queries [PDF]

Tomoyosi Akiba, Atsushi Fujii, Tetsuya Ishikawa and Katunobu Itou

 

Giving an Upprebound of the Number of Clusters and Relevant Words in Hierarchical Document Clustering Based on BIC [PDF]

Yoshio Fukushige

 

R2D2 at NTCIR-4 Web Retrieval Task [PDF]

Teruhito Kanazawa, Tomonari Masada, Atsuhiro Takasu and Jun Adachi

 

Document Clustering at NTCIR-4 Workshop: Limiting Search Space of the K-Means Method Using Word Occurrence [PDF]

Yuji Kaneda, Naonori Ueda and Kazumi Saito

 

Navigation Retrieval with Site Anchor Text [PDF]

Hideki Kawai, Kenji Tateishi and Toshikazu Fukushima

 

NTCIR-4 WEB Experiments at Osaka Kyoiku University - Static/Dynamic Scoring Using Link Structure Analysis and Web Page Grouping - [PDF]

Hitoshi Nakakubo, Peng Zhang and Takashi Sato

 

Overlapping Clustering Method Using Local and Global Importance of Feature Terms at NTCIR-4 WEB Task [PDF]

Manabu Ohta, Hirokazu Narita and Shigeyoshi Ohno

 

Web Document Clustering Using Threshold Selection Partitioning [PDF]

Minoru Sasaki and Hiroyuki Shinnou

 

A Web Search Result Classification System Based on the Degree of Suitability for Specialists [PDF]

Masanobu Tsuruta, Yoshiyuki Umemura, Hiroyuki Sakai and Shigeru Masuyama

 

Using Virtual Document for NTCIR-4 Web Information Retrieval Task [PDF]

Yinghui Xu and Kyoji Umemura

 

Study on the Combination of Probabilistic and Boolean IR Models for WWW Documents Retrieval [PDF]

Masaharu Yoshioka and Makoto Haraguchi

 

 

OPEN Submission

 

Evaluating ADM on a Four-Level Relevance Scale Document Set from NTCIR [PDF]

Vincenzo Della Mea, Luca Di Gaspero and Stefano Mizzaro

 

Looking for a Few Good Metrics: Automatic Summarization Evaluation - How Many Samples Are Enough? [PDF]

Chin-Yew Lin

 

Towards Innovative Evaluation Methodologies for Speech Translation [PDF]

Michael Paul, Hiromi Nakaiwa and Marcello Federico

 

New Performance Metrics Based on Multigrade Relevance: Their Application to Question Answering [PDF]

Tetsuya Sakai

(*)Erratum by the author. [added on 2008-09-18]

 

Aligning Patent Claims with Detailed Descriptions for Readability [PDF]

Akihiro Shinmori and Manabu Okumura

 




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