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     <dc:title xml:lang="fr">Compréhension et modélisation de mécanismes non-linéaires dans l'océan : les interactions entre ondes internes et écoulement</dc:title>
     <dcterms:alternative xml:lang="en">Understanding and modeling of non-linear mechanisms: interactions between internalwaves and flow</dcterms:alternative>
     <dc:subject xml:lang="fr">ondes internes</dc:subject><dc:subject xml:lang="fr">interactions non-linéaires</dc:subject><dc:subject xml:lang="fr">estimation</dc:subject><dc:subject xml:lang="fr">POD</dc:subject>
     <dc:subject xml:lang="en">internal waves</dc:subject><dc:subject xml:lang="en">scattering</dc:subject><dc:subject xml:lang="en">estimation</dc:subject><dc:subject xml:lang="en">POD</dc:subject>
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						<tef:elementdEntree autoriteSource="Sudoc" autoriteExterne="175620423">Dynamique non-linéaire</tef:elementdEntree>
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     <dcterms:abstract xml:lang="fr">Cette thèse adresse les problématiques posées par les interactions non-linéaires entre les ondes internes et un écoulement turbulent. Nous proposons en particulier des méthodes pour l’estimation de ces ondes et des courants à partir de données altimétriques. Ces méthodes sont principalement déduites de la Proper Orthogonal Decomposition, permettant un couplage statistique de ces deux dynamiques.</dcterms:abstract>
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