Most operations in image processing involve application of a mask centered at each pixel in an image. Consequently, in order to preserve image size under various operations, it is necessary to extend an image outside its borders for the number of columns and rows equal to half the mask size. This pa
Restoration of gray images based on a genetic algorithm with Laplacian constraint
โ Scribed by Yen-Wei Chen; Zensho Nakao; Kouichi Arakaki; Xue Fang; Shinichi Tamura
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 604 KB
- Volume
- 103
- Category
- Article
- ISSN
- 0165-0114
No coin nor oath required. For personal study only.
โฆ Synopsis
Genetic algorithms are used for restoration of gray images. The restoration problem is modeled as an optimization problem, whose cost function is minimized based on mechanics of natural selection and natural genetics. Because the complicated a priori constraints can be easily incorporated by the appropriate modification of the cost function, the algorithm is well suited to the solution of ill-posed problem. The possibility has been demonstrated with computer simulations. A parallel implementation on a multi-workstation environment has been implemented. ~
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