898 search results - page 114 / 180 » Wireless underground sensor networks: Research challenges |
ICASSP
2011
IEEE
13 years 17 days ago
2011
IEEE
Wireless Sensor Networks (WSNs) may be deployed in hostile or inaccessible environments and are often unattended. In these conditions securing a WSN against malicious attacks is a...
COMSWARE
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— Wireless sensor networks consist of small, inexpensive devices which interact with the environment, communicate with each other, and perform distributed computations in...
RTCSA
2005
IEEE
14 years 2 months ago
2005
IEEE
Recent years, many efficient data dissemination protocols for mobile sinks in large scale sensor networks are currently under developed by researchers. In this paper we propose CO...
MOBIHOC
2009
ACM
14 years 9 months ago
2009
ACM
In this paper, we present a Gaussian mixture model based approach to capture the spatial characteristics of any target signal in a sensor network, and further propose a temporally...
ICDCSW
2008
IEEE
14 years 3 months ago
2008
IEEE
Cyber Physical Systems (CPSs) have grand visions with great socio-economic impacts such as blackout-free electricity supply and real-time disaster recovery. A key challenge is pro...