512 search results - page 7 / 103 » The Role of Information Retrieval in Answering Complex Quest... |
69
Voted
SIGIR
2010
ACM
14 years 4 months ago
2010
ACM
ACL
2001
14 years 11 months ago
2001
This paper presents an open-domain textual Question-Answering system that uses several feedback loops to enhance its performance. These feedback loops combine in a new way statist...
CLEF
2007
Springer
15 years 3 months ago
2007
Springer
72
Voted
AIIA
2007
Springer
15 years 3 months ago
2007
Springer
In this paper we compare four selection strategies in evolutionary optimization of information retrieval (IR) in a question answering setting. The IR index has been augmented by li...
78
Voted
SIGIR
2003
ACM
15 years 2 months ago
2003
ACM
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...