412 search results - page 52 / 83 » Robust distributed node localization with error management |
PERCOM
2005
ACM
14 years 7 months ago
2005
ACM
Mobile IP is a common standard to support global mobility of mobile hosts (MHs). One of the major problems for the Mobile IP is frequent location update and high signaling overhea...
IJRR
2006
13 years 7 months ago
2006
ABSTRACT. We introduce tools from computational homology to verify coverage in an idealized sensor network. Our methods are unique in that, while they are coordinate-free and assum...
INFOCOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—Achieving secure time-synchronization in wireless sensor networks (WSNs) is a challenging, but very important problem that has not yet been addressed effectively. This paper pro...
JSAC
2006
13 years 7 months ago
2006
Wireless local area network (WLAN) systems are widely implemented today to provide hot-spot coverage. Operated typically in an infrastructure mode, each WLAN is managed by an acces...
FGR
2004
IEEE
13 years 11 months ago
2004
IEEE
This paper presents a method to automatically locate facial feature points under large variations in pose, illumination and facial expressions. First we propose a method to calcul...