Sciweavers

2613 search results - page 284 / 523
» On an Optimization Problem in Sensor Selection*
Sort
View
ICMCS
2007
IEEE
149views Multimedia» more  ICMCS 2007»
15 years 10 months ago
Joint Source Coding and Data Rate Adaptation for Multi-User Wireless Video Transmission
Much attention has been paid to the problem of optimally utilizing resources such as spectrum, power and time in order to achieve the best video delivery quality in wireless commu...
Fan Zhai, Zhu Li, Aggelos K. Katsaggelos
MSWIM
2005
ACM
15 years 10 months ago
Towards resilient geographic routing in WSNs
In this paper, we consider the security of geographical forwarding (GF) – a class of algorithms widely used in ad hoc and sensor networks. In GF, neighbors exchange their locati...
Nael B. Abu-Ghazaleh, Kyoung-Don Kang, Ke Liu
ISRR
2001
Springer
151views Robotics» more  ISRR 2001»
15 years 9 months ago
Advanced Sonar Sensing
Robotics research is dependent on intelligent, fast, accurate, reliable and cheap sensors. Sonar sensing can fulfil these requirements. Moreover sonar physics provides robotics re...
Lindsay Kleeman
EDBT
2006
ACM
120views Database» more  EDBT 2006»
16 years 4 months ago
Query Planning in the Presence of Overlapping Sources
Navigational queries on Web-accessible life science sources pose unique query optimization challenges. The objects in these sources are interconnected to objects in other sources, ...
Jens Bleiholder, Samir Khuller, Felix Naumann, Lou...
ICDE
2009
IEEE
149views Database» more  ICDE 2009»
16 years 6 months ago
Online Tuning of Aggregation Tables for OLAP
Materializing results from complex aggregation queries helps to significantly improve response times in OLAP servers. This problem is known as the view selection problem: choosing ...
Katja Hose, Daniel Klan, Kai-Uwe Sattler