Determination of material and geometric properties of metallic objects using the magnetic polarisability tensor

Jarmo Makkonen, Liam A. Marsh, Juho Vihonen, Michael D. O'Toole, David W. Armitage, Ari Järvi, Anthony J. Peyton, Ari Visa

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

    6 Citations (Scopus)

    Abstract

    A walk-through metal detector system has been used for measuring the magnetic polarisability tensor for a variety of metallic objects. We propose a method for classifying objects by their metallic composition using features of the tensor. Furthermore, we investigate the potential of using the tensor representation as an indication geometric properties of the object. The method used is shown to be accurate for classification of material composition. Furthermore, the results suggest that it is possible to use the tensor to distinguish between similar objects of different sizes in limited scenarios. These findings demonstrate the potential for this method, but also suggest the need for further studies.

    Original languageEnglish
    Title of host publicationSAS 2015 - 2015 IEEE Sensors Applications Symposium, Proceedings
    PublisherIEEE
    ISBN (Print)9781479961160
    DOIs
    Publication statusPublished - 24 Jun 2015
    Publication typeA4 Article in conference proceedings
    EventIEEE Sensors Applications Symposium -
    Duration: 1 Jan 1900 → …

    Conference

    ConferenceIEEE Sensors Applications Symposium
    Period1/01/00 → …

    Publication forum classification

    • Publication forum level 1

    ASJC Scopus subject areas

    • Electrical and Electronic Engineering

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