Restoration of gray scale images using genetic algorithm with consideration of pixel correlation

Weiqi Jin*, Hiroshi Katsulai

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

A new genetic algorithm for the restoration of images degraded due to blur and random noise is put forward in this paper. In comparison with other methods, the present method not only gives new objective function terms in the fitness, but also introduces some kinds of effective genetic operation methods. Particularly, the notion of pixel correlation is introduced to predict the changing direction of gray-scale values. Furthermore, the number of generations in the evolution process can be reduced; the fitness in the restored image and subjective visual effect of the image may also be improved. Finally the effectiveness of the present method is verified by computer simulation.

Original languageEnglish
Pages (from-to)413-422
Number of pages10
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume3561
Publication statusPublished - 1998
EventProceedings of the 1998 Conference on Electronic Imaging and Multimedia Systems II - Beijing, China
Duration: 18 Sept 199819 Sept 1998

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