1469 search results - page 158 / 294 » Query Expansion and Query Reduction in Document Retrieval |
QI
2009
Springer
14 years 5 months ago
2009
Springer
Information Retrieval (IR) systems try to identify documents relevant to user queries, which are representations of user information needs. Interaction, context, and document struc...
SIGIR
2008
ACM
13 years 10 months ago
2008
ACM
Many ranking models have been proposed in information retrieval, and recently machine learning techniques have also been applied to ranking model construction. Most of the existin...
CIKM
2003
Springer
14 years 4 months ago
2003
Springer
Hybrid peer-to-peer architectures use special nodes to provide directory services for regions of the network (“regional directory services”). Hybrid peer-to-peer architectures...
SIGIR
2005
ACM
14 years 4 months ago
2005
ACM
Existing retrieval models generally do not offer any guarantee for optimal retrieval performance. Indeed, it is even difficult, if not impossible, to predict a model’s empirica...
RIDE
2002
IEEE
14 years 3 months ago
2002
IEEE
Structured documents, especially the XML documents, are made up of a few logical components, such as title, sections, subsections and paragraphs. The components in each structured...