The Journal of the Institute of Image Electronics Engineers of Japan
Online ISSN : 1348-0316
Print ISSN : 0285-9831
ISSN-L : 0285-9831
Contributed Paper
Search of Error Diffusion Coefficients and Edge Enhancement Coefficients for Computer-Generated Holograms using GA
Ken-ichi TanakaShun-ichiro Abe
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2013 Volume 42 Issue 5 Pages 698-705

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Abstract
The reconstructed image quality can be made excellent by applying the error diffusion method for the computer-generated hologram because the object and the noise can be separated in the process. It is known that image quality is further improved when the error-diffusion method with edge emphasis, which changes the threshold pixel by pixel, is applied. However, there was no investigation concerning the optimization of both of the error diffusion coefficients and the edge emphasis coefficients so far. In this paper, we will introduce the new algorithm in which the error diffusion coefficients and the edge emphasis coefficients are designed at the same time by the genetic algorithm, and we will show that the optimization of the reconstructed image quality can be achieved through this method.
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© 2013 by the Institute of Image Electronics Engineers of Japan
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