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» The coverage problem in a wireless sensor network
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VTC
2006
IEEE
138views Communications» more  VTC 2006»
15 years 9 months ago
Simulated Annealing based Wireless Sensor Network Localization with Flip Ambiguity Mitigation
Abstract— Accurate self-localization capability is highly desirable in wireless sensor networks. A major problem in wireless sensor network localization is the flip ambiguity, w...
Anushiya A. Kannan, Guoqiang Mao, Branka Vucetic
INFOCOM
2012
IEEE
13 years 6 months ago
On the construction of data aggregation tree with minimum energy cost in wireless sensor networks: NP-completeness and approxima
—In many applications, it is a basic operation for the sink to periodically collect reports from all sensors. Since the data gathering process usually proceeds for many rounds, i...
Tung-Wei Kuo, Ming-Jer Tsai
WIOPT
2006
IEEE
15 years 9 months ago
Optimizing data replication for expanding ring-based queries in wireless sensor networks
We consider the problem of optimizing the number of replicas for event information in wireless sensor networks, when queries are disseminated using expanding rings. We obtain clos...
Bhaskar Krishnamachari, Joon Ahn
APCHI
2008
IEEE
15 years 10 months ago
On Generating Backbone Trees through Robust Multi-hop Clusters in Wireless Sensor Networks
Routing through a backbone, which is responsible for performing and managing multipoint communication, reduces the communication overhead and overall energy consumption in wireless...
Inyoung Shin, Moonseong Kim, Hyunseung Choo
EMNETS
2007
15 years 7 months ago
SeeDTV: deployment-time validation for wireless sensor networks
Deployment of a wireless sensor network (WSN) system is a critical step because theoretical models and assumptions often differ from real environmental characteristics and perform...
H. Liu, Leo Selavo, John A. Stankovic