27 search results - page 1 / 6 » Medians and beyond: new aggregation techniques for sensor ne... |
SENSYS
2004
ACM
13 years 10 months ago
2004
ACM
Wireless sensor networks offer the potential to span and monitor large geographical areas inexpensively. Sensors, however, have significant power constraint (battery life), makin...
ADHOCNOW
2008
Springer
13 years 5 months ago
2008
Springer
This paper presents a novel method for optimizing sliding window based continuous queries. We deal with two categories of aggregation operations: stepwise aggregation (e.g. COUNT) ...
CCS
2006
ACM
13 years 8 months ago
2006
ACM
In-network aggregation is an essential primitive for performing queries on sensor network data. However, most aggregation algorithms assume that all intermediate nodes are trusted...
SASN
2006
ACM
13 years 10 months ago
2006
ACM
We present a novel outlier elimination technique designed for sensor networks. This technique is called RANBAR and it is based on the RANSAC (RANdom SAmple Consensus) paradigm, wh...
PR
2000
13 years 4 months ago
2000
In this work an analog implementation of non-linear filters based on a current-mode sorting/selection network is presented. Three non-linear filters, an erosion/dilation, a median...