Sunday 14 August 2011

Wseas Transactions

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Transactions: INTERNATIONAL JOURNAL of COMMUNICATIONS
Transactions ID Number: 17-281
Full Name: Dragos Ofrim
Position: Ph.D. Candidate
Age: ON
Sex: Male
Address: Aleea Istru nr.1 bl.P2 ap.38 district 6 Bucharest
Country: ROMANIA
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E-mail address: dragosofrim@yahoo.com
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Title of the Paper: A 3-dimensional Localization Algorithm for Mobile Wireless Multimedia Sensor Networks
Authors as they appear in the Paper: Dragos Ofrim, Dragos Sacaleanu, Rodica Stoian, Vasile Lazarescu
Email addresses of all the authors: dragosofrim@yahoo.com,dragos_sacaleanu@yahoo.com,rodicastoian2004@yahoo.com,vl@elia.pub.ro
Number of paper pages: 8
Abstract: This article exposes a specific localization algorithm for Wireless Multimedia Sensor Networks. Its hybrid structure is designed for 3-dimensional positioning of the multimedia sensor nodes using in-situ measurements and minimizes the error of localization by proposing an efficient trajectory estimation pattern along with a periodic calibration of the sensor nodes' coordinates. A periodic validation of the coordinates is performed by implementing a classical anchor-based localization algorithm. Providing a decreased error of localization, the suggested algorithm considerably reduces the localization delay, essential to mobile nodes, and offers an insignificant rise in network traffic as well as energy consumption throughout the positioning process. To further reduce the overall energy consumption, an adaptive sampling rate technique is proposed.
Keywords: Wireless Mumltimedia Sensor Network, Mobile Nodes, 3-D Localization, Inertial Measurements, Anchor-based Localization, Localization Error, Localization Delay, Energy Efficiency, Network Lifetime
EXTENSION of the file: .pdf
Special (Invited) Session: Hybrid Scheme for 3D localization in mobile Wireless Multimedia Sensor Networks
Organizer of the Session: 659-338
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