Ultrasonic non destructive testing based on sparse deconvolution
Identifieur interne : 000592 ( Main/Exploration ); précédent : 000591; suivant : 000593Ultrasonic non destructive testing based on sparse deconvolution
Auteurs : Charles Soussen [France] ; Jérôme Idier [France] ; Ewen Carcreff [France] ; Laurent Simon [France] ; Catherine Potel [France]Source :
- Journal of Physics: Conference Series [ 1742-6588 ] ; 2012-03.
Abstract
The acoustic modality yields non destructive testing techniques of choice for in-depth investigation. Given a precise model of acoustic wave propagation in materials of possibly complex structures, acoustical imaging amounts to the so-called acoustic wave inversion. A less ambitious approach consists in processing pulse-echo data (typically, A- or B-scans) to detect localised echoes with the maximum temporal (and lateral) precision. This is a resolution enhancement problem, and more precisely a sparse deconvolution problem which is naturally addressed in the inversion framework. The paper focuses on the main sparse deconvolution methods and algorithms, with a view to apply them to ultrasonic non-destructive testing.
Url:
Affiliations:
- France
- Grand Est, Lorraine (région), Pays de la Loire
- Le Mans, Nancy
- Institut national polytechnique de Lorraine, Université de Lorraine, Université du Maine
Links toward previous steps (curation, corpus...)
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Le document en format XML
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<orgName>Centre National de la Recherche Scientifique</orgName>
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<country>France</country>
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<author><name sortKey="Simon, Laurent" sort="Simon, Laurent" uniqKey="Simon L" first="Laurent" last="Simon">Laurent Simon</name>
<affiliation wicri:level="1"><hal:affiliation type="laboratory" xml:id="struct-961" status="VALID"><orgName>Laboratoire d'acoustique de l'université du Maine</orgName>
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<desc><address><addrLine>Bât. IAM - UFR Sciences Avenue Olivier Messiaen 72085 LE MANS CEDEX 9</addrLine>
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<country>France</country>
<placeName><settlement type="city">Le Mans</settlement>
<region type="region" nuts="2">Pays de la Loire</region>
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<orgName type="university">Université du Maine</orgName>
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<author><name sortKey="Potel, Catherine" sort="Potel, Catherine" uniqKey="Potel C" first="Catherine" last="Potel">Catherine Potel</name>
<affiliation wicri:level="1"><hal:affiliation type="laboratory" xml:id="struct-961" status="VALID"><orgName>Laboratoire d'acoustique de l'université du Maine</orgName>
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</hal:affiliation>
<country>France</country>
<placeName><settlement type="city">Le Mans</settlement>
<region type="region" nuts="2">Pays de la Loire</region>
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<orgName type="university">Université du Maine</orgName>
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</author>
</analytic>
<series><title level="j">Journal of Physics: Conference Series</title>
<idno type="ISSN">1742-6588</idno>
<imprint><date type="datePub">2012-03</date>
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<front><div type="abstract" xml:lang="en">The acoustic modality yields non destructive testing techniques of choice for in-depth investigation. Given a precise model of acoustic wave propagation in materials of possibly complex structures, acoustical imaging amounts to the so-called acoustic wave inversion. A less ambitious approach consists in processing pulse-echo data (typically, A- or B-scans) to detect localised echoes with the maximum temporal (and lateral) precision. This is a resolution enhancement problem, and more precisely a sparse deconvolution problem which is naturally addressed in the inversion framework. The paper focuses on the main sparse deconvolution methods and algorithms, with a view to apply them to ultrasonic non-destructive testing.</div>
</front>
</TEI>
<affiliations><list><country><li>France</li>
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<region><li>Grand Est</li>
<li>Lorraine (région)</li>
<li>Pays de la Loire</li>
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<settlement><li>Le Mans</li>
<li>Nancy</li>
</settlement>
<orgName><li>Institut national polytechnique de Lorraine</li>
<li>Université de Lorraine</li>
<li>Université du Maine</li>
</orgName>
</list>
<tree><country name="France"><region name="Grand Est"><name sortKey="Soussen, Charles" sort="Soussen, Charles" uniqKey="Soussen C" first="Charles" last="Soussen">Charles Soussen</name>
</region>
<name sortKey="Carcreff, Ewen" sort="Carcreff, Ewen" uniqKey="Carcreff E" first="Ewen" last="Carcreff">Ewen Carcreff</name>
<name sortKey="Idier, Jerome" sort="Idier, Jerome" uniqKey="Idier J" first="Jérôme" last="Idier">Jérôme Idier</name>
<name sortKey="Potel, Catherine" sort="Potel, Catherine" uniqKey="Potel C" first="Catherine" last="Potel">Catherine Potel</name>
<name sortKey="Simon, Laurent" sort="Simon, Laurent" uniqKey="Simon L" first="Laurent" last="Simon">Laurent Simon</name>
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