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Removal of Salt-and-Pepper Noise Using a High-Precision Frequency Analysis Approach

Masaya HASEGAWA, Kazuki SAKASHITA, Kousei UCHIKOSHI, Shigeki HIROBAYASHI, Tadanobu MISAWA

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Summary :

A digital image is often deteriorated by impulse noise that may occur during processes such as transmission. An impulse noise converts the pixel data in the image into black (0) or white (255) values at a random frequency and is also called salt-and-pepper noise. In this paper, we identify the details of pixels that have been damaged by impulse noise by analyzing the frequency of the noisy image using non-harmonic analysis (NHA). From experimental results, we can confirm that this method shows superior performance compared to the recent PSNR denoising method. In addition, we show that the proposed method is particularly superior in eliminating impulse noise in images with high noise rates.

Publication
IEICE TRANSACTIONS on Information Vol.E100-D No.5 pp.1097-1105
Publication Date
2017/05/01
Publicized
2017/01/24
Online ISSN
1745-1361
DOI
10.1587/transinf.2016EDP7393
Type of Manuscript
PAPER
Category
Image Processing and Video Processing

Authors

Masaya HASEGAWA
  University of Toyama
Kazuki SAKASHITA
  University of Toyama
Kousei UCHIKOSHI
  University of Toyama
Shigeki HIROBAYASHI
  University of Toyama
Tadanobu MISAWA
  University of Toyama

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