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Time Frequency and Wavelet Transform Applied to Ultrasonics NDE

Auteurs : DRAI Redouane, Khelil Mohamed, Benchaala Amar
Année : 2001
Domaine : Electronique
Type : Communication
Conférence: 3rd International Conference on NDE Nov. 14-16, 2001. Seville SPAIN
Résumé en PDF : (résumé en pdf)
Fulltext en PDF : (.pdf)
Mots clés : Ultrasonics, NDE, time frquency, Wavelet transform

Résumé :

In this paper, we contribute by the development of some signal processing techniques based on time frequency and wavelet transform in order to enhance the sensibility of flaw detection, to measure thin materails thickness and to characterize defects in nature (plan or volumic).