Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications
Online ISSN : 2188-4749
Print ISSN : 2188-4730
第25回ISCIE「確率システム理論と応用」国際シンポジウム(1993年11月, 大阪)
Image Restoration and Energy Functions Associated with Gibbs Distribution
Masaki SuwaRyogo KomaeSueo Sugimoto
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1994 年 1994 巻 p. 145-150

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In this paper, we present a method to obtain the restored image from the degrated image which applies the Gibbs distribution. Geman-Geman[1] proposed the Bayesian restoration of images based on the Simulated Annealing (SA). Their restoration method has a merit that can obtain the well-restored image. On the other hand, it has demerits which are a very slow convergence and a requirement of large computational cost, to get the Maximum A Posteriori(MAP) estimate of the original image from the degraded image. For overcoming such disadvantage of their method, we propose a deterministic rule of updating estimated gray levels of pixels and edge (line) elements based on a new energy function. Finally, we perform some simulations using real image data to show the feasibility of our method.

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© 1994 ISCIE Symposium on Stochastic Systems Theory and Its Applications
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