404 search results - page 16 / 81 » Querying Data under Access Limitations |
HUC
2003
Springer
14 years 26 days ago
2003
Springer
Abstract. As low-level architectural support for context-aware computing matures, we are ready to explore more general and powerful means of accessing context data. Information req...
TEAA
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. In emerging database applications that deal with large sets of multidimensional data, the performance of the query system significantly depends on the performance of its ...
SAC
2003
ACM
14 years 27 days ago
2003
ACM
We study in this paper the problem of broadcasting dependent data for unordered queries. However, most prior studies on dependent data broadcasting are limited to the premise of n...
BDA
2007
13 years 9 months ago
2007
Query personalization was introduced as an advanced mechanism to allow the reformulation of database queries and adapt them to the user's domain of interest and preferences. ...
ICDE
2002
IEEE
14 years 18 days ago
2002
IEEE
We consider the use of data reduction techniques for the problem of approximate query answering. We focus on applications for which accurate answers to selective queries are requi...