2014 | OriginalPaper | Buchkapitel
Online Anomaly Detection Method Based on BBO Ensemble Pruning in Wireless Sensor Networks
verfasst von : Zhiguo Ding, Minrui Fei, Dajun Du, Sheng Xu
Erschienen in: Life System Modeling and Simulation
Verlag: Springer Berlin Heidelberg
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Online anomaly detection in wireless sensor networks (WSNs) has been explored extensively. In this paper, exploiting the spatio-temporal correlation existed in the sensed data collected from WSNs, an online anomaly detector for WSNs are built based on ensemble learning theory. Considering the resources constrained in WSNs, ensemble pruning based on bio-geographical based optimization (BBO) is conducted. Experiments conducted on a real WSN dataset demonstrate that the proposed method is effective.