78 search results - page 2 / 16 » Effective query expansion for federated search |
IPM
2007
13 years 4 months ago
2007
Interactive query expansion (IQE) (c.f. Efthimiadis, 1996) is a potentially useful technique to help searchers formulate improved query statements, and ultimately retrieve better ...
EDBTW
2004
Springer
13 years 10 months ago
2004
Springer
Highly heterogeneous XML data collections that do not have a global schema, as arising, for example, in federations of digital libraries or scientific data repositories, cannot be...
WWW
2009
ACM
14 years 5 months ago
2009
ACM
Sponsored search systems are tasked with matching queries to relevant advertisements. The current state-of-the-art matching algorithms expand the user's query using a variety...
SIGIR
2006
ACM
13 years 10 months ago
2006
ACM
User modeling for information retrieval has mostly been studied to improve the effectiveness of information access in centralized repositories. In this paper we explore user model...
CIKM
2005
Springer
13 years 10 months ago
2005
Springer
Despite the recent advances in search quality, the fast increase in the size of the Web collection has introduced new challenges for Web ranking algorithms. In fact, there are sti...