288 views237 votes15 years 1 months ago WASA 2010»
Abstract. Due to the large-scale ad hoc deployments and wireless interference, data aggregation is a fundamental but time consuming task in wireless sensor networks. This paper foc...
222 views161 votes15 years 1 months ago NOMS 2010»
—Cooperation between intrusion detection systems (IDSs) allows collective information and experience from a network of IDSs to be shared to improve the accuracy of detection. A c...
—This paper proposes LBA, a lifetime balanced data aggregation scheme for asynchronous and duty cycle sensor networks under an application-specific requirement of end-to-end dat...
148 views149 votes15 years 8 months ago SENSYS 2004»
Wireless sensor networks offer the potential to span and monitor large geographical areas inexpensively. Sensors, however, have significant power constraint (battery life), makin...
241 views145 votes15 years 3 months ago FSKD 2010»
Abstract--Wireless mesh networks (WMNs) are wireless multihop backhaul networks in which mesh routers relay traffic on behalf of clients or other routers. Due to large MAC layer ov...
175 views145 votes15 years 1 months ago SRDS 2010»
Data aggregation is a fundamental building block of modern distributed systems. Averaging based approaches, commonly designated gossip-based, are an important class of aggregation ...
152 views205 votes16 years 3 months ago VLDB 2004»
In-network aggregation has been proposed as one method for reducing energy consumption in sensor networks. In this paper, we explore two ideas related to further reducing energy co...
— In large Wireless Sensor Networks (WSNs), each hop might incur varying delays due to medium access contention, transmission and computation delays. Fast and efficient query re...
Abstract—Cyber Physical Systems are distributed systemsof-systems that integrate sensing, processing, networking and actuation. Aggregating physical data over space and in time e...
138 views124 votes15 years 7 months ago PODC 2009»
We present DRR-gossip, an energy-efficient and robust aggregate computation algorithm in wireless sensor networks. We prove that the DRR-gossip algorithm requires O(n) messages a...