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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
2007 Text Retrieval Conference  
In this paper we describe Tokyo Institute of Technology's attempt at the TREC2007 question answering (QA) track.  ...  We deviated from our earlier approach of using web data, and instead relied solely on the supplied news wire and blog data.  ...  We experimented with retrieving sentences for answer extraction using an approach that was successfully applied in Question Answering on speech transcripts (QAst) [3] , a pilot task at the Cross Language  ... 
dblp:conf/trec/WhittakerHNF07 fatcat:y6zdkblfqzdqvhfp5y6s5jqa5u

EVIA 2008

Tetsuya Sakai, Mark Sanderson, Noriko Kando
2009 SIGIR Forum  
The first workshop on Evaluating Information Access was held at the National Institute of Informatics, Tokyo, Japan on May 15 th , 2007.  ...  It was composed of a five invited speakers and two sessions of refereed papers and posters. References K. Spärck Jones and C. J. van Rijsbergen.  ...  Giorgio Maria Di Nunzio and Nicola Ferro (University of Padua, Italy) described the DIRECT system developed at Padua, which is being used extensively by CLEF track organizers to create test collections  ... 
doi:10.1145/1670598.1670609 fatcat:5mdza6zflngsbiwp2ts3y2wxpi

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
2007 NTCIR Conference on Evaluation of Information Access Technologies  
We describe our language independent, data-driven approach to Japanese language question answering and our new document retrieval and answer projection method which resulted in a small performance gain  ...  Using this method, we achieve a formal run score of 0.17 for the top answer with document support for subtask 2b.  ...  NTCIR-6 Workshop Meeting, May 15-18, 2007, Tokyo, Japan  ... 
dblp:conf/ntcir/NovakWHIF07 fatcat:wbawtcndkvhlznbkyjbzi5ymqi

CLEF2006 Question Answering Experiments at Tokyo Institute of Technology [chapter]

E. W. D. Whittaker, J. R. Novak, P. Chatain, P. R. Dixon, M. H. Heie, S. Furui
2007 Lecture Notes in Computer Science  
In this paper we describe the experiments carried out at Tokyo Institute of Technology for the CLEF 2007 QAst (Question Answering in speech transcripts) pilot task, as well as our results from the official  ...  We apply a non-linguistic, data-driven approach to Question Answering (QA), based a noisy channel model.  ...  Acknowledgements This research was supported in part by the Japanese government's 21st century COE programme: "Framework for Systematization and Application of Large-scale Knowledge Resources".  ... 
doi:10.1007/978-3-540-74999-8_42 fatcat:25etsxtjzvdfnpwc5y4rbowez4

NTCIR-6 Preface

Noriko Kando
2007 NTCIR Conference on Evaluation of Information Access Technologies  
The purpose of this paper is to serve as an introduction to the research described in detail in the rest of the proceedings of the sixth NTCIR Workshop.  ...  It briefly describes the background, tasks, participants, and test collections of the workshop.  ...  2007 [3] , at National Institute of Informatics (NII) in Tokyo.  ... 
dblp:conf/ntcir/Kando07 fatcat:kjl4irhfizcu7gxvpp3gxebmje

Overview of the TREC 2006 Question Answering Track 99

Hoa Trang Dang, Jimmy J. Lin, Diane Kelly
2006 Text Retrieval Conference  
The TREC 2006 question answering (QA) track contained two tasks: the main task and the complex, interactive question answering (ciQA) task.  ...  The ciQA task provided a framework for participants to investigate interaction in the context of complex information needs, and was a blend of the TREC 2005 QA relationship task and the TREC 2005 HARD  ...  La Sapienza" 0.127 csail02 Massachusetts Institute of Technology (MIT) 0.125 InsunQA06 Harbin Institute of Technology (HIT) 0.118 Table 3 : 3 Average F-scores for the list question component.  ... 
dblp:conf/trec/DangLK06 fatcat:mdaa75b4v5czbb227weaxpuuwy

A Robust Passage Retrieval Algorithm for Video Question Answering

Yu-Chieh Wu, Jie-Chi Yang
2008 IEEE transactions on circuits and systems for video technology (Print)  
The experiments were evaluated with 75.3 h of Chinese videos and 253 questions.  ...  Index Terms-Multimedia retrieval, question answering (Q/A), video question answering (videoQ/A).  ...  Wu is a student member of ACL and IEICE. Jie-Chi Yang received the Ph.D. degree in human system science from Tokyo Institute of Technology, Tokyo, Japan, in 2000.  ... 
doi:10.1109/tcsvt.2008.2002831 fatcat:cffpxmodh5b2tau7ga4iovxho4

A survey on question answering technology from an information retrieval perspective

Oleksandr Kolomiyets, Marie-Francine Moens
2011 Information Sciences  
This article provides a comprehensive and comparative overview of question answering technology.  ...  The survey suggests a general question answering architecture that steadily increases the complexity of the representation level of questions and information objects.  ...  This resulted in the first Web-based QA system, START, which was developed at the Massachusetts Institute of Technology in 2004 [56] .  ... 
doi:10.1016/j.ins.2011.07.047 fatcat:se6dcorj2jbidath35go5wi5yy

From CLEF to TrebleCLEF: the Evolution of the Cross-Language Evaluation Forum

Nicola Ferro, Carol Peters
2008 NTCIR Conference on Evaluation of Information Access Technologies  
In the first part of the paper, we provide a brief overview of the entire activity and summarise the main achievements; in the second part, we focus our attention on the Ad Hoc track with the aim of showing  ...  how the results of evaluation can be exploited to increase understanding of the many issues involved in multilingual retrieval system development.  ...  The authors would also like to thank Giorgio Maria Di Nunzio for his generous assistance in the preparation of this paper.  ... 
dblp:conf/ntcir/FerroP08 fatcat:h3p27ct6grgdnoe4sr52ce77va

Briefly Noted/Publications Received

2007 Computational Linguistics  
user-oriented evaluation” by Margaret King “An overview of evaluation methods in TREC ad hoc information retrieval and TREC question answering” by Simone Teufel “Spoken dialogue systems evaluation” by  ...  , speech synthesis, talking animated interface agents, part-of-speech tagging and parsing technologies, machine translation, question-answering and information retriev- al systems, spoken dialogue systems  ... 
doi:10.1162/coli.2007.33.4.601 fatcat:rd2fpnshxngvbgokrgx4ub3rt4

KI 2007 Ankündigung

Joachim Hertzberg
2007 Künstliche Intelligenz  
In 1988 he was a research student at the Science University of Tokyo, Japan.  ...  Or is automated service composition and semantic web technology the answer?  ...  The deadline for all submissions is 22 June 2007. More details can be found at the workshop homepage. W3: PuK 2007: 21.  ... 
dblp:journals/ki/Hertzberg07a fatcat:p5edhdrexjd4bh3aetqmymav2e

Cross-language Information Retrieval [article]

Petra Galuščáková, Douglas W. Oard, Suraj Nair
2022 arXiv   pre-print
This chapter reviews the state of the art for CLIR and outlines some open research questions.  ...  Two key assumptions shape the usual view of ranked retrieval: (1) that the searcher can choose words for their query that might appear in the documents that they wish to see, and (2) that ranking retrieved  ...  National Institute of Standards and Technology (NIST). [196] E. M. Voorhees, D. K. Harman, et al. TREC: Experiment and evaluation in information retrieval, volume 63.  ... 
arXiv:2111.05988v2 fatcat:4f3qbtcswvdavhzhufehdlbyry

A Survey on Cross Language Information Retrieval

Sanjay K.Dwivedi, Ganesh Chandra
2016 International Journal on Cybernetics & Informatics  
[66] while each of them cover different languages: TREC includes Spanish,  ...  A huge amount of information on Internet is available in different language that can be access by anybody at any time.  ...  In Question/Answering end-users throw a question in a form of query and retrieve answers for that. However, challenge is to retrieve answers of English questions in different language.  ... 
doi:10.5121/ijci.2016.5113 fatcat:mwgsiqoamrehlh4xus3dltp2ga

Overview of QAST 2009 [chapter]

Jordi Turmo, Pere R. Comas, Sophie Rosset, Olivier Galibert, Nicolas Moreau, Djamel Mostefa, Paolo Rosso, Davide Buscaldi
2010 Lecture Notes in Computer Science  
This paper describes the experience of QAST 2009, the third time a pilot track of CLEF has been held aiming to evaluate the task of Question Answering in Speech Transcripts.  ...  In addition an original method of question creation was tried in order to get spontaneous oral questions resulting in two sets of questions (spoken and written).  ...  Acknowledgments This work has been jointly funded by the Spanish Ministry of Science (TEXTMESS project -TIN2006-15265-C06) and OSEO under the Quaero program.  ... 
doi:10.1007/978-3-642-15754-7_22 fatcat:yncovszmq5ae3cmacdg7xiwqee

CLEF, CLEF 2010, and PROMISEs: Perspectives for the Cross-Language Evaluation Forum

Nicola Ferro
2010 NTCIR Conference on Evaluation of Information Access Technologies  
This paper will provide a brief summary of the most significant results achieved by CLEF in the past ten years, it will describe the new format and organization for CLEF which is being experimented for  ...  After ten years of increasingly successful evaluation campaigns, the Cross-Language Evaluation Forum (CLEF) has come to an appropriate moment to assess what has been achieved in this decade and also to  ...  Answers, consisting of multi-lingual questions, answers and user relations.  ... 
dblp:conf/ntcir/Ferro10 fatcat:xn5ttzldifbevbvvr3jszzelhi
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