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Fundus lesion detection based on visual attention model

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Reliable detection of fundus lesion is important for automated screening of diabetic retinopathy. This paper presents a novel method to detect the fundus lesion in retinal fundus image based on a visual attention model. The proposed method intends to model the visual attention mechanism of ophthalmologists during observing fundus images. That is, the abnormal structures, such as the dark and bright lesions in the image, usually attract the most attention of experts, however, the normal structures, such as optic disc and vessels, have been usually selectively ignored. To measure the visual attention for abnormal and normal areas, the incremental coding length is computed in local and global manner respectively. The final saliency map of fundus lesion is a fusion of attention maps computed for the abnormal and normal areas. Experimental results conducted on the publicly DiaRetDB1 dataset show that the proposed method achieved a sensitivity of 0.71 at a specificity of 0.82 and an AUC of 0.76 for fundus lesion detection, and achieved an accuracy of 100% for normal area (optic disc) detection. The proposed method can assist the ophthalmologists in the inspection of fundus lesion.

Original languageEnglish
Title of host publicationSocial Computing - 2nd International Conference of Young Computer Scientists, Engineers and Educators, ICYCSEE 2016, Proceedings
EditorsWanxiang Che, Hongzhi Wang, Shaoliang Peng, Weipeng Jing, Guanglu Sun, Xianhua Song, Zeguang Lu, Qilong Han, Junyu Lin, Hongtao Song
PublisherSpringer Verlag
Pages384-394
Number of pages11
ISBN (Print)9789811020520
DOIs
StatePublished - 2016
Externally publishedYes
Event2nd International Conference on Young Computer Scientists, Engineers and Educators, ICYCSEE 2016 - Harbin, China
Duration: 20 Aug 201622 Aug 2016

Publication series

NameCommunications in Computer and Information Science
Volume623
ISSN (Print)1865-0929

Conference

Conference2nd International Conference on Young Computer Scientists, Engineers and Educators, ICYCSEE 2016
Country/TerritoryChina
CityHarbin
Period20/08/1622/08/16

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Diabetic retinopathy
  • Fundus lesion detection
  • Incremental coding length
  • Visual attention

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