Sciweavers

4189 search results - page 425 / 838
» Security in wireless sensor networks
Sort
View
MDM
2010
Springer
180views Communications» more  MDM 2010»
15 years 11 months ago
Online Time Interval Top-k Queries in Wireless Sensor Networks
Motivated by many applications, top-k query is a fundamental operation in modern database systems. Technological advances have enabled the deployment of large-scale sensor networks...
Baichen Chen, Weifa Liang, Jeffrey Xu Yu
CORR
2010
Springer
167views Education» more  CORR 2010»
15 years 7 months ago
Performance Analysis of an Improved Graded Precision Localization Algorithm for Wireless Sensor Networks
In this paper an improved version of the graded precision localization algorithm GRADELOC, called IGRADELOC is proposed. The performance of GRADELOC is dependent on the regions fo...
Sanat Sarangi, Subrat Kar
RTSS
2009
IEEE
16 years 1 months ago
Cross-Layer Analysis of the End-to-End Delay Distribution in Wireless Sensor Networks
—Emerging applications of wireless sensor networks (WSNs) require real-time quality of service (QoS) guarantees to be provided by the network. However, designing real-time schedu...
Yunbo Wang, Mehmet C. Vuran, Steve Goddard
ICCCN
2007
IEEE
15 years 10 months ago
Localized and Configurable Topology Control in Lossy Wireless Sensor Networks
Wireless sensor networks (WSNs) introduce new challenges to topology control due to the prevalence of lossy links. We propose a new topology control formulation for lossy WSNs that...
Guoliang Xing, Chenyang Lu, Robert Pless
DCOSS
2010
Springer
15 years 10 months ago
Data Spider: A Resilient Mobile Basestation Protocol for Efficient Data Collection in Wireless Sensor Networks
Traditional deployments of wireless sensor networks (WSNs) rely on static basestations to collect data. For applications with highly spatio-temporal and dynamic data generation, su...
Onur Soysal, Murat Demirbas