483 search results - page 40 / 97 » Evaluating Top-k Selection Queries |
IV
2002
IEEE
14 years 18 days ago
2002
IEEE
In this paper a visual approach to querying in large spatial databases is presented. A diagrammatic technique utilising a data flow metaphor is used to express different kinds of...
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
Data streaming systems are becoming essential for monitoring applications such as financial analysis and network intrusion detection. These systems often have to process many simi...
VLDB
2002
ACM
14 years 8 months ago
2002
ACM
We are interested in de ning and querying views in a huge and highly heterogeneous XML repository Web scale. In this context, view de nitions are very large and there is no appare...
JCIT
2008
13 years 7 months ago
2008
Commercial search engines, especially meta-search engines was designed to retrieve the information by submitting users' queries to multiple conventional search engines and in...
PLANX
2007
13 years 9 months ago
2007
Although monadic second-order logic (MSO) has been a foundation of XML queries, little work has attempted to take MSO formulae themselves as a programming construct. Indeed, MSO f...