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author:

Huang, Y.-H. (Huang, Y.-H..) [1] | Chen, D.-W. (Chen, D.-W..) [2]

Indexed by:

Scopus

Abstract:

In order to solve the problems of low contrast, global darkness and noise amplification in some hyperspectral and remote-sensing images, a new image fuzzy enhancement method based on contourlet transform (CT) domain is proposed. The algorithm includes the following four steps. Firstly, the cyclic translation method is used to suppress the pseudo-Gibbs phenomenon caused by the lack of translation invariance of the CT. Secondly, a nonlinear gain function is designed to enhance and suppress the high-frequency coefficients adaptively. Meanwhile, the multi-scale Retinex with mixed gray function is used to process the low-frequency sub-band coefficients. Then, the inverse translation and linear averaging and the inverse CT are performed on the enhanced coefficients, and finally the improved fuzzy contrast is used to enhance the texture and edge of the image globally. The experimental results show that the proposed method can make the image texture details more prominent, and enhance the overall visual effect of the images. Furthermore, the absolute mean difference and PSNR of images are also greatly improved. © 2019, Springer Science+Business Media, LLC, part of Springer Nature.

Keyword:

Contourlet transform; Cyclic translation; Image enhancement; Improved fuzzy contrast enhancement; Multi-Scale Retinex

Community:

  • [ 1 ] [Huang, Y.-H.]College of Mathematics and Computer Science, Fuzhou University, Fuzhou, China
  • [ 2 ] [Huang, Y.-H.]Key laboratory of Intelligent Metro of Universities in Fujian Province, Fuzhou University, Fuzhou, China
  • [ 3 ] [Chen, D.-W.]College of Mathematics and Computer Science, Fuzhou University, Fuzhou, China
  • [ 4 ] [Chen, D.-W.]Key laboratory of Intelligent Metro of Universities in Fujian Province, Fuzhou University, Fuzhou, China

Reprint 's Address:

  • [Huang, Y.-H.]Key laboratory of Intelligent Metro of Universities in Fujian Province, Fuzhou UniversityChina

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Source :

Multimedia Tools and Applications

ISSN: 1380-7501

Year: 2019

2 . 3 1 3

JCR@2019

3 . 0 0 0

JCR@2023

ESI HC Threshold:162

JCR Journal Grade:2

CAS Journal Grade:3

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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