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» Middleware challenges for wireless sensor networks
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NCA
2005
IEEE
14 years 1 months ago
Providing Hard Real-Time Guarantees in Context-Aware Applications: Challenges and Requirements
Context-aware applications rely on the ability to perceive the state of the surrounding environment. In this paper, we address a class of such applications where real-time guarant...
Malika Boulkenafed, Barbara Hughes, René Me...
MOBIHOC
2004
ACM
14 years 7 months ago
A scalable approach for reliable downstream data delivery in wireless sensor networks
There exist several applications of sensor networks where reliability of data delivery can be critical. While the redundancy inherent in a sensor network might increase the degree...
Seung-Jong Park, Ramanuja Vedantham, Raghupathy Si...
WOWMOM
2006
ACM
143views Multimedia» more  WOWMOM 2006»
14 years 1 months ago
GridStix: Supporting Flood Prediction using Embedded Hardware and Next Generation Grid Middleware
The cost of damage caused by flooding is directly related to the warning-time given before a flood occurs. Therefore, improving the coverage, accuracy and reliability of flood pre...
Danny Hughes, Phil Greenwood, Geoff Coulson, Gordo...
INFOCOM
2002
IEEE
14 years 20 days ago
Bounding the Lifetime of Sensor Networks Via Optimal Role Assignments
— A key challenge in ad-hoc, data-gathering wireless sensor networks is achieving a lifetime of several years using nodes that carry merely hundreds of joules of stored energy. I...
Manish Bhardwaj, Anantha Chandrakasan
ESAS
2004
Springer
14 years 1 months ago
A Security Architecture for Mobile Wireless Sensor Networks
Abstract. Wireless sensor networks increasingly become viable solutions to many challenging problems and will successively be deployed in many areas in the future. However, deployi...
Stefan Schmidt, Holger Krahn, Stefan Fischer, Diet...