Sciweavers

965 search results - page 65 / 193
» A system for distributed event detection in wireless sensor ...
Sort
View
SIGMOD
2007
ACM
150views Database» more  SIGMOD 2007»
14 years 9 months ago
System design issues in sensor databases
In-network sensor query processing systems (ISQPs), or sensor databases, have been developed to acquire, process and aggregate data from wireless sensor networks (WSNs). Because W...
Qiong Luo, Hejun Wu
WCNC
2008
IEEE
14 years 3 months ago
Distributed Energy Efficient Spectrum Access in Wireless Cognitive Radio Sensor Networks
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...
Song Gao, Lijun Qian, Dhadesugoor R. Vaman
DCOSS
2008
Springer
13 years 10 months ago
Distributed Activity Recognition with Fuzzy-Enabled Wireless Sensor Networks
Wireless sensor nodes can act as distributed detectors for recognizing activities online, with the final goal of assisting the users in their working environment. We propose an act...
Mihai Marin-Perianu, Clemens Lombriser, Oliver Amf...
TON
2010
109views more  TON 2010»
13 years 7 months ago
Rendered path: range-free localization in anisotropic sensor networks with holes
Sensor positioning is a crucial part of many location-dependent applications that utilize wireless sensor networks (WSNs). Current localization approaches can be divided into two ...
Mo Li, Yunhao Liu
INFOCOM
2010
IEEE
13 years 7 months ago
Cooperative Boundary Detection for Spectrum Sensing Using Dedicated Wireless Sensor Networks
Abstract—Spectrum sensing is one of the key enabling technologies in Cognitive Radio Networks (CRNs). In CRNs, secondary users (SUs) are allowed to exploit the spectrum opportuni...
Yanyan Yang, Yunhuai Liu, Qian Zhang, Lionel M. Ni