NDT.net - June 2000, Vol. 5 No. 06

Four Segmentation Examples in the Field of Non Destructive Testing

J. MOYSAN
G. CORNELOUP
C. GUEUDRE
V. GARNIER
Laboratoire de Caractérisation Non Destructive (LCND)
Bergische Universität - Gesamthochschule Wuppertal, Germany
IUT - Université de la Méditerranée - Avenue Gaston Berger
13625 Aix en Provence cédex- France
Corresponding Author Contact:
Email: moysan@iut.univ-aix.fr

TABLE OF CONTENTS


Abstract

Introduction

Improvement of Defect Detection by Ultrasonic Data Processing

Improvement for NDT Image Thresholding

Improvement of Concrete Setting Time Analysis

Reconstruction from Radioscopic Images

Conclusion

References

  1. G. CORNELOUP, J. MOYSAN, D. FRANCOIS, Improvement to defect detection by ultrasonic data processing: the DTVG method, QNDE 95, 1995, Seatle, USA, Vol.15A, pp 917-924
  2. G. CORNELOUP, J. MOYSAN, I. E MAGNIN, Bscan image segmentation by thresholding using cooccurrence matrix analysis, Pattern Recognition, Vol. 29, n°2, 281-296, 1996
  3. J. MOYSAN, G.CORNELOUP, F. GUERAULT, O. ROY, Development of a new method for the inspection of 3D volume of ultrasonic data, Review of Progress in Quantitative Non Destructive Evaluation, Plenum Press, New York, Vol . 15, pp 875-882
  4. J. MOYSAN, G. CORNELOUP, T. SOLLIER, Adapting an ultrasonic image threshold method to eddy current images and defining a validation domain of the thresholding method, NDT&E International, Vol. 32, n°2, 1999, pp 79-84
  5. V. GARNIER, G. CORNELOUP and al, Setting time of roller compacted concrete by spectral analysis of transmitted ultrasonic signals, NDT International, vol. 28, n°1, pp. 15-22, 1995.
  6. J. MOYSAN, C. GUEUDRE, H. MOULINEC, Comment résoudre un problème inverse en combinant radioscopie tangentielle et reconstruction de type tomographie : le cas d'une soudure circonférentielle, congrès CNRIUT 99, Ed. L'Harmattan, 1999, pp 167-181
  7. C. GUEUDRE, J. MOYSAN, G. CORNELOUP, Radioscopic images segmentation by "edge and area" combined approach for weld geometric characterization, accepted in Research in Nondestructive Evaluation
  8. C. GUEUDRE, J. MOYSAN, G. CORNELOUP, Geometric characterization of a circumferential seam by automatic segmentation of digitized radioscopic images, NDT&E International, Vol. 30, n°5, pp 279-285, 1997.
  9. G.T. HERMAN, "Image reconstruction from projections", The fundamentals of Computerized Tomography, Academic Press, 1980, 317p
  10. E.P. PAPADAKIS, RT. MACK, Will artificial and human intelligence compete in NDT ? Materials Evaluation, Vol. 55, n°5, 1997, pp 570-571

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