725 search results - page 48 / 145 » Overview of TREC 2007 |
CIKM
2007
Springer
14 years 4 months ago
2007
Springer
It has been shown that using phrases properly in the document retrieval leads to higher retrieval effectiveness. In this paper, we define four types of noun phrases and present an...
KAIS
2010
13 years 8 months ago
2010
We argue that expert finding is sensitive to multiple document features in an organizational intranet. These document features include multiple levels of associations between expe...
EMNLP
2007
13 years 11 months ago
2007
This paper presents a syntax-driven approach to question answering, specifically the answer-sentence selection problem for short-answer questions. Rather than using syntactic fea...
NAACL
2007
13 years 11 months ago
2007
This paper describes a probabilistic answer selection framework for question answering. In contrast with previous work using individual resources such as ontologies and the Web to...
ACL
2006
13 years 11 months ago
2006
This paper explores the role of information retrieval in answering "relationship" questions, a new class complex information needs formally introduced in TREC 2005. Sinc...