Sciweavers

1357 search results - page 148 / 272
» Security in Wireless Sensor Networks: Issues and Challenges
Sort
View
ICDE
2007
IEEE
92views Database» more  ICDE 2007»
14 years 3 months ago
A Cost Model for Storing and Retrieving Data in Wireless Sensor Networks
Many applications require storing data in Wireless Sensor Networks (WSNs). For example, in environmental monitoring applications, WSN may archive sensor data for retrieval at peri...
Adesola Omotayo, Moustafa A. Hammad, Ken Barker
EWSN
2006
Springer
14 years 8 months ago
Distributed Dynamic Shared Tree for Minimum Energy Data Aggregation of Multiple Mobile Sinks in Wireless Sensor Networks
Abstract. Sink mobility creates new challenges for several sensor network applications. In mobile sink environments, each sink must propagate its current location continuously, thr...
Kwang-il Hwang, Jeongsik In, Doo Seop Eom
INFOCOM
2007
IEEE
14 years 3 months ago
Low-Power Distributed Event Detection in Wireless Sensor Networks
Abstract—In this paper we address the problem of energyefficient event detection in wireless sensor networks (WSNs). Duty cycling is a fundamental approach to conserving energy i...
Yanmin Zhu, Yunhao Liu, Lionel M. Ni, Z. Zhang
DASFAA
2009
IEEE
122views Database» more  DASFAA 2009»
14 years 25 days ago
Optimization on Data Object Compression and Replication in Wireless Multimedia Sensor Networks
Wireless Multimedia Sensor Networks (WMSNs) have brought unprecedented potentials for applications requiring ubiquitous access to multimedia contents such as still images. However,...
MingJian Tang, Jinli Cao, Xiaohua Jia, Ke-Yan Liu
AINA
2008
IEEE
14 years 3 months ago
Performance Analysis of Data Delivery Schemes for a Multi-Sink Wireless Sensor Network
Wireless sensor networks are expected to be deployed in harsh environments characterised by extremely poor and fluctuating channel conditions. With the commonly adopted single-si...
Hwee Pink Tan, Adriana Felicia Gabor, Winston Khoo...