Presentation 1995/9/29
Image Restoration With the Natural-Observation Method Using Several Types of Degrated Functions
Yasuei Ogawa, Yoshiaki Saitoh, Junichi Hori, Tohru Kiryu,
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Abstract(in English) Observed images are often degrated by an observation system. In this study we restore original images from degrated images, assuming that degrated functions are known and parameters that express a degrated degree are unknown. Original images are usually restored by the estimated parameters, but the estimates contained the error. Then, we applied the two-dimensional natural-observation method for compensating the estimation error. We estimated the parameters of degrated functions and the natural-observation coefficients, using a step image as a reference image. The results were evaluated by the estimation error of parameters for typical shift-invariant degrated functions such as Butterworth-type, Gaussian function, and Sinc function.
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Keyword(in English) Image Restoration / Natural-Observation Method / Restoration Filter / Degrated Function
Paper # MBE95-66
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Committee MBE
Conference Date 1995/9/29(1days)
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Registration To ME and Bio Cybernetics (MBE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Image Restoration With the Natural-Observation Method Using Several Types of Degrated Functions
Sub Title (in English)
Keyword(1) Image Restoration
Keyword(2) Natural-Observation Method
Keyword(3) Restoration Filter
Keyword(4) Degrated Function
1st Author's Name Yasuei Ogawa
1st Author's Affiliation Graduate School of Science and Technology, Niigata University()
2nd Author's Name Yoshiaki Saitoh
2nd Author's Affiliation Faculty of Engineering, Niigata University
3rd Author's Name Junichi Hori
3rd Author's Affiliation Faculty of Engineering, Niigata University
4th Author's Name Tohru Kiryu
4th Author's Affiliation Graduate School of Science and Technology, Niigata University
Date 1995/9/29
Paper # MBE95-66
Volume (vol) vol.95
Number (no) 285
Page pp.pp.-
#Pages 8
Date of Issue