641 search results - page 68 / 129 » Studying Query Expansion Effectiveness |
ICDE
2007
IEEE
14 years 10 months ago
2007
IEEE
Incompleteness due to missing attribute values (aka "null values") is very common in autonomous web databases, on which user accesses are usually supported through media...
JACM
2008
13 years 9 months ago
2008
XML queries are usually expressed by means of XPath expressions identifying portions of the selected documents. An XPath expression defines a way of navigating an XML tree and ret...
GIS
2005
ACM
14 years 10 months ago
2005
ACM
An interesting issue in moving objects databases is to find similar trajectories of moving objects. Previous work on this topic focuses on movement patterns (trajectories with tim...
CCGRID
2003
IEEE
14 years 2 months ago
2003
IEEE
Clusters are now composed of non-uniform nodes with different CPUs, disks or network cards so that customers can adapt the cluster configuration to the changing technologies and t...
CIKM
2001
Springer
14 years 1 months ago
2001
Springer
If XML is to play the critical role of the lingua franca for Internet data interchange that many predict, it is necessary to start designing and adopting benchmarks allowing the c...