376 search results - page 33 / 76 » Semantics and Evaluation of Top-k Queries in Probabilistic D... |
WEBDB
2005
Springer
14 years 1 months ago
2005
Springer
As a simple XML query language but with enough expressive power, XPath has become very popular. To expedite evaluation of XPath queries, we consider the problem of caching results...
ICDT
2009
ACM
14 years 8 months ago
2009
ACM
The ability to flexibly compose confidence computation with the operations of relational algebra is an important feature of probabilistic database query languages. Computing confi...
ICDCS
2005
IEEE
14 years 1 months ago
2005
IEEE
We consider the problem of handling similarity queries in peer-to-peer databases. Given a query for a data object, we propose an indexing and searching mechanism which returns the...
ICDE
1995
IEEE
14 years 9 months ago
1995
IEEE
?In a fuzzy relational database where a relation is a fuzzy set of tuples and ill-known data are represented by possibility distributions, nested fuzzy queries can be expressed in ...
ADC
2008
Springer
14 years 2 months ago
2008
Springer
With respect to current methods for query evaluation over XML data streams, adoption of certain types of buffering techniques is unavoidable. Under lots of circumstances, the buff...