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Lossless compression of radiographic non-destructive testing images by region-based and entropy-optimal predictive coding

L.-K. Shark, X. Y. Lin, M.R. Varley, B.J. Matuszewski
Department of Engineering and Product Design
University of Central Lancashire
Preston, PR1 2HE, UK
J. P. Smith
BAE SYSTEMS
Warton, Preston, PR4 1AX, UK
Contact

Abstract

1. Introduction

2. Image alignment and decomposition

3. Entropy weighted texture-based pre-processing

4. Region-based and entropy-optimal predictive coding

5. Concluding remarks

Acknowledgement

References

  1. Marcelo, K.W., Seroussi, G. and Sapiro, G., (1996). ``LOCO-I: A Low Complexity, Context-Based, Lossless Image Compression Algorithm'', HP Laboratories, Palo Alto, CA 94304
  2. Shark L.-K., Lin, X.Y., Varley, M.R. and Matuszewski, B.J., (1999). ``CAD Model Based Lossless Compression of Non-destructive Testing Images'', IEE Colloquium on Data Compression Methods and Implementations, London, pp2/1-2/4.
  3. Matuszewski, B.J., Shark, L.-K., Smith, J.P., and Varley, M.R., (1999). ``Automatic fusion of multiple non-destructive testing images and CAD models for industrial inspection'', IEE 7 th Int. Conf. on Image Processing and its Applications, IPA'99, pp661- 665.
  4. Shannon, C.E., (1948). ``A Mathematical Theory of Communication'', The Bell System Technical Journal, Vol.27, pp. 379-423.
  5. Papoulis, A., (1991). ``Probability, Random Variables and Stochastic Processes'', McGraw-Hill.
  6. Lindfield, G. and Pennty, J., (1995). ``Numerical Methods Using Matlab'', Ellis Horwood.
  7. Mathworks, (1997). ``Matlab Optimisation Toolbox User's Guide''

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