NDT.net February 2003, Vol. 8 No.2

CHARACTERIZATION OF AEROSPACE CFRP STRUCTURES BY AN AUTOMATIC CLASSIFICATION SYSTEM

Malte Ahrholdt, Hermann Rohling
Technical University of Hamburg-Harburg, 21071 Hamburg, Germany
(ahrholdt@tu-harburg.de)
Paper presented at the 8th ECNDT, Barcelona, June 2002

Abstract

1 Introduction

2 Statistical Classifier

3 Classification System Overview

4 Classification of Delaminations

5 Estimation of Porosity

6 Results

7 Conclusions

Acknowledgement

References

  1. J. Krautkrämer, H. Krautkrämer, Ultrasonic Testing of Materials, Springer, Berlin / New York, 1990
  2. J. Schürmann, Pattern Classification: A Unified View of Statistical and Neural Approaches, Wiley, New York, 1996
  3. M. I. Skolnik, Radar Handbook, 2nd ed., McGraw Hill, New York, 1990
  4. Y. Zhu, J. P. Weight, “Adaptive signal processing techniques to improve ultrasonic flaw detection in highlyscattering materials”, Review of Progress in Quantitative Nondestructive Evaluation, vol. 13A, pp. 817824, Plenum Press, New York, 1994
  5. H. Rohling, “Radar CFAR thresholding in clutter and multiple target situations”, IEEE Transactions on Aerospace and Electronic Systems, vol. 19, pp. 608621, July 1983

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