120 search results - page 17 / 24 » A Two-Stage Approach to Retrieving Answers for How-To Questi... |
ICCV
2007
IEEE
14 years 9 months ago
2007
IEEE
Closing the semantic gap in content based image retrieval (CBIR) basically requires the knowledge of the user's intention which is usually translated into a sequence of quest...
CLEF
2008
Springer
13 years 9 months ago
2008
Springer
In this paper, we assess the impact of using thesaurus-based query expansion methods, at the Information Retrieval (IR) stage of a Question Answering (QA) system. We focus on expan...
AIRS
2004
Springer
14 years 23 days ago
2004
Springer
Abstract. Geographic named entities can be classified into many subtypes that are useful for applications such as information extraction and question answering. In this paper, we ...
SIGIR
2006
ACM
14 years 1 months ago
2006
ACM
Despite its intuitive appeal, the hypothesis that retrieval at the level of “concepts” should outperform purely term-based approaches remains unverified empirically. In addit...
ISDA
2009
IEEE
14 years 2 months ago
2009
IEEE
In this paper, we discuss the the role of the retrieval component in an TREC style opinion question answering system. Since blog retrieval differs from traditional ad-hoc document...