2822 search results - page 537 / 565 » Global Optimization of Histograms |
EDBT
2009
ACM
14 years 2 months ago
2009
ACM
Materialized views (MV) can significantly improve the query performance of relational databases. In this paper, we consider MVs to optimize complex scenarios where many heterogen...
ICDCN
2009
Springer
14 years 2 months ago
2009
Springer
Given a set of robots with arbitrary initial location and no agreement on a global coordinate system, convergence requires that all robots asymptotically approach the exact same, ...
IPSN
2009
Springer
14 years 2 months ago
2009
Springer
We consider a scenario in which there are resources at or near nodes of a network, which are either static (e.g. fire stations, parking spots) or mobile (e.g. police cars). Over ...
NTMS
2009
IEEE
14 years 2 months ago
2009
IEEE
—IPSec is a protocol that allows to make secure connections between branch offices and allows secure VPN accesses. However, the efforts to improve IPSec are still under way; one ...
RTSS
2009
IEEE
14 years 2 months ago
2009
IEEE
—Data delivery is a major function of sensor network applications. Many applications, such as military surveillance, require the detection of interested events to be reported to ...