Inferring Motion and Location Using WLAN RSSI

Kavitha Muthukrishnan, Berend-Jan van der Zwaag, Paul J. M. Havinga

Onderzoeksoutput: Contribution to conference proceedingAcademicpeer review

Samenvatting

We present novel algorithms to infer movement by making use of inherent fluctuations in the received signal strengths from existing WLAN infrastructure. We evaluate the performance of the presented algorithms based on classification metrics such as recall and precision using annotated traces obtained over twelve hours effectively from different types of environment and with different access point densities. We show how common deterministic localisation algorithms such as centroid and weighted centroid can improve when a motion model is included. To our knowledge, motion models are normally used only in probabilistic algorithms and such simple deterministic algorithms have not used a motion model in a principled manner. We evaluate the performance of these algorithms also against traces of RSSI data, with and without adding inferred mobility information. © 2009 Springer Berlin Heidelberg.
Originele taal-2English
TitelMobile Entity Localization and Tracking in GPS-less Environnments
SubtitelSecond International Workshop, MELT 2009, Orlando, FL, USA, September 30, 2009, Proceedings
UitgeverijSpringer Nature
Pagina's163-182
Aantal pagina's20
ISBN van elektronische versie978-3-642-04385-7
ISBN van geprinte versie978-3-642-04378-9
DOI's
StatusPublished - 2009
Extern gepubliceerdJa
EvenementInternational Workshop on Mobile Entity Localization and Tracking in GPS-less Environments: MELT 2009 - Orlando, United States
Duur: 30 sep. 2009 → …

Workshop

WorkshopInternational Workshop on Mobile Entity Localization and Tracking in GPS-less Environments
Verkorte titelMELT 2009
Land/RegioUnited States
StadOrlando
Periode30/09/09 → …

Keywords

  • lokalisatie
  • gevolgtrekking van beweging
  • RSSI
  • WLAN

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