Sciweavers

188 search results - page 7 / 38
» In-network execution of monitoring queries in sensor network...
Sort
View
ICDE
2008
IEEE
136views Database» more  ICDE 2008»
14 years 8 months ago
Processing Event-Monitoring Queries in Sensor Networks
In this paper we present algorithms for building and maintaining efficient collection trees that provide the conduit to disseminate data required for processing monitoring queries...
Vassilis Stoumpos, Antonios Deligiannakis, Yannis ...
EWSN
2006
Springer
14 years 7 months ago
PAQ: Time Series Forecasting for Approximate Query Answering in Sensor Networks
In this paper, we present a method for approximating the values of sensors in a wireless sensor network based on time series forecasting. More specifically, our approach relies on ...
Daniela Tulone, Samuel Madden
MDM
2010
Springer
188views Communications» more  MDM 2010»
13 years 6 months ago
A Distributed Technique for Dynamic Operator Placement in Wireless Sensor Networks
—We present an optimal distributed algorithm to adapt the placement of a single operator in high communication cost networks, such as a wireless sensor network. Our parameterfree...
Georgios Chatzimilioudis, Nikos Mamoulis, Dimitrio...
SIGMOD
2006
ACM
170views Database» more  SIGMOD 2006»
14 years 7 months ago
Energy-efficient monitoring of extreme values in sensor networks
Monitoring extreme values (MAX or MIN) is a fundamental problem in wireless sensor networks (and in general, complex dynamic systems). This problem presents very different algorit...
Adam Silberstein, Jun Yang 0001, Kamesh Munagala
ICDE
2005
IEEE
158views Database» more  ICDE 2005»
14 years 1 months ago
An Analysis of Spatio-Temporal Query Processing in Sensor Networks
Sensor networks are an emerging technology that provide new means to monitor and understand various phenomena. Nodes in a sensor network typically have a limited power supply, thu...
Alexandru Coman, Jörg Sander, Mario A. Nascim...