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author:

Zheng, Shaohua (Zheng, Shaohua.) [1] (Scholars:郑绍华) | Zhu, Youxing (Zhu, Youxing.) [2] | Pan, Lin (Pan, Lin.) [3] (Scholars:潘林) | Zhou, Ting (Zhou, Ting.) [4] (Scholars:周霆)

Indexed by:

SCIE

Abstract:

Localization of the optic disc (OD) and the fovea is a crucial task towards developing automatic diagnosis and screening tools for retinal disease. The aim of the paper was to propose a simplified method for detecting the both features jointly. On the basis of directional local contrast (DLC) technique, the fovea and OD candidates were detected successively, then position constraint information between them was used to determine the true features. The proposed method was evaluated using publicly available databases MESSIDOR (containing 1200 images) and HEI-MED (containing 169 images). The experiment showed that a good success rates of 97.41% and 97.33% for the fovea and OD detection can be achieved on the MESSIDOR database, respectively, and 98.8% for both on the HEI-MED dataset. In terms of the fovea localization accuracy, by analyzing the 1136 cases among MESSIDOR with ground-truth fovea position, the method could provide a fovea center pixel categorized within R/8, R/4, R/2 and 1R criteria in 60.39%, 91.36%, 98.32%, and 99.03% of the cases, respectively. Overall, the proposed method can be a feasible tool for eye diseases screening or assisted diagnosis.

Keyword:

Directional Local Contrast Fovea Localization Optic Disc Detection Position Constraint Retinal Image

Community:

  • [ 1 ] [Zheng, Shaohua]Fuzhou Univ, Coll Phys & Informat Engn, Fuzhou 350108, Fujian, Peoples R China
  • [ 2 ] [Zhu, Youxing]Fuzhou Univ, Coll Phys & Informat Engn, Fuzhou 350108, Fujian, Peoples R China
  • [ 3 ] [Pan, Lin]Fuzhou Univ, Coll Phys & Informat Engn, Fuzhou 350108, Fujian, Peoples R China
  • [ 4 ] [Zhou, Ting]Fuzhou Univ, Coll Phys & Informat Engn, Fuzhou 350108, Fujian, Peoples R China

Reprint 's Address:

  • 郑绍华 周霆

    [Zheng, Shaohua]Fuzhou Univ, Coll Phys & Informat Engn, Fuzhou 350108, Fujian, Peoples R China;;[Zhou, Ting]Fuzhou Univ, Coll Phys & Informat Engn, Fuzhou 350108, Fujian, Peoples R China

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Source :

JOURNAL OF MEDICAL IMAGING AND HEALTH INFORMATICS

ISSN: 2156-7018

Year: 2019

Issue: 4

Volume: 9

Page: 847-855

0 . 6 5 9

JCR@2019

0 . 6 5 9

JCR@2019

CAS Journal Grade:4

Cited Count:

WoS CC Cited Count: 4

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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