1452 search results - page 251 / 291 » The Effectiveness of Query Expansion for Distributed Informa... |
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
Background: Finding relevant articles from PubMed is challenging because it is hard to express the user’s specific intention in the given query interface, and a keyword query ty...
KDD
2004
ACM
14 years 8 months ago
2004
ACM
This paper proposes a data mining approach to modeling relationships among categories in image collection. In our approach, with image feature grouping, a visual dictionary is cre...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Near-duplicate web documents are abundant. Two such documents differ from each other in a very small portion that displays advertisements, for example. Such differences are irrele...
SIGMOD
2009
ACM
14 years 8 months ago
2009
ACM
A large number of online databases are hidden behind the web. Users to these systems can form queries through web forms to retrieve a small sample of the database. Sampling such h...
MOBIHOC
2006
ACM
14 years 7 months ago
2006
ACM
Data storage has become an important issue in sensor networks as a large amount of collected data need to be archived for future information retrieval. This paper introduces stora...