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LEC
2002
IEEE
173views Languages» more  LEC 2002»
11 years 4 months ago
Adapting Question Answering Techniques to the Web
The Web has emerged as a huge information repository that can be used for various knowledge based applications, an important one being Question Answering (QA). The paper discusses...
Jignashu Parikh, M. Narasimha Murty
SIGIR
2003
ACM
11 years 5 months ago
Structured use of external knowledge for event-based open domain question answering
One of the major problems in question answering (QA) is that the queries are either too brief or often do not contain most relevant terms in the target corpus. In order to overcom...
Hui Yang, Tat-Seng Chua, Shuguang Wang, Chun-Keat ...
SIGIR
2003
ACM
11 years 5 months ago
Quantitative evaluation of passage retrieval algorithms for question answering
Passage retrieval is an important component common to many question answering systems. Because most evaluations of question answering systems focus on end-to-end performance, comp...
Stefanie Tellex, Boris Katz, Jimmy J. Lin, Aaron F...
SIGIR
2003
ACM
11 years 5 months ago
Table extraction using conditional random fields
The ability to find tables and extract information from them is a necessary component of data mining, question answering, and other information retrieval tasks. Documents often c...
David Pinto, Andrew McCallum, Xing Wei, W. Bruce C...
SIGIR
2003
ACM
11 years 5 months ago
Syntactic features in question answering
Syntactic information potentially plays a much more important role in question answering than it does in information retrieval. Although many people have used syntactic evidence i...
Xiaoyan Li
MM
2003
ACM
160views Multimedia» more  MM 2003»
11 years 5 months ago
VideoQA: question answering on news video
When querying a news video archive, the users are interested in retrieving precise answers in the form of a summary that best answers the query. However, current video retrieval s...
Hui Yang, Lekha Chaisorn, Yunlong Zhao, Shi-Yong N...
MICAI
2004
Springer
11 years 5 months ago
A Question-Answering System Using Argumentation
This paper presents a novel approach to question answering: the use of argumentation techniques. Our question answering system deals with argumentation in student essays: it sees a...
Emanuela Moreale, Maria Vargas-Vera
CLEF
2004
Springer
11 years 5 months ago
Question Answering Pilot Task at CLEF 2004
A Pilot Question Answering Task has been activated in the Cross-Language Evaluation Forum 2004 with a twofold objective. In the first place, the evaluation of Question Answering ...
Jesús Herrera, Anselmo Peñas, Felisa...
CIKM
2004
Springer
11 years 5 months ago
Approximating the top-m passages in a parallel question answering system
We examine the problem of retrieving the top-m ranked items from a large collection, randomly distributed across an n-node system. In order to retrieve the top m overall, we must ...
Charles L. A. Clarke, Egidio L. Terra
SIGIR
2004
ACM
11 years 5 months ago
Effectiveness of web page classification on finding list answers
List question answering (QA) offers a unique challenge in effectively and efficiently locating a complete set of distinct answers from huge corpora or the Web. In TREC-12, the med...
Hui Yang, Tat-Seng Chua
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