950 search results - page 69 / 190 » Evaluation over thousands of queries |
ICDE
2008
IEEE
14 years 11 months ago
2008
IEEE
In this paper, we address the problem of extending a relational database system to facilitate efficient real-time application of dynamic probabilistic models to streaming data. he ...
DAWAK
1999
Springer
14 years 2 months ago
1999
Springer
A data warehouse DW can be seen as a set of materialized views de ned over remote base relations. When a query is posed, it is evaluated locally, using the materialized views, wi...
DASFAA
2007
IEEE
14 years 4 months ago
2007
IEEE
To support secure exchanging and sharing of XML data over the Internet, a myriad of XML access control mechanisms have been proposed. In the setting of node-level fine-grained acc...
WWW
2006
ACM
14 years 11 months ago
2006
ACM
We present an empirical evaluation and comparison of two content extraction methods in HTML: absolute XPath expressions and relative XPath expressions. We argue that the relative ...
SAC
2009
ACM
14 years 5 months ago
2009
ACM
Today user-centered information acquisition over collections of complex XML documents is increasingly in demand. To this end, preferences have become an important paradigm enablin...