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KCAP
2011
ACM
14 years 1 months ago
2011
ACM
Open Information Extraction extracts relations from text without requiring a pre-specified domain or vocabulary. While existing techniques have used only shallow syntactic featur...
EPIA
2005
Springer
15 years 4 months ago
2005
Springer
Abstract. This paper describes an approach for the integration of linguistic information in passage retrieval in an open-source question answering system for Dutch. Annotation prod...
ACL
2012
13 years 1 months ago
2012
Syntactic analysis of search queries is important for a variety of information-retrieval tasks; however, the lack of annotated data makes training query analysis models difficult...
CLEF
2007
Springer
15 years 5 months ago
2007
Springer
The objective of the Answer Validation Exercise (AVE) 2007 is to develop systems able to decide if the answer to a question is correct or not. Since it is expected that a high per...
ICTAI
2003
IEEE
15 years 4 months ago
2003
IEEE
We investigate two seemingly incompatible approaches for improving document retrieval performance in the context of question answering: query expansion and query reduction. Querie...