Retinal vessel measurement using model fitting approach

Huiqi Li*

*Corresponding author for this work

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

Abstract

Retinal vessels provide essential information for diagnosing retinal diseases and other diseases. Vessel detection and measurement in color retinal images are investigated in this paper. The source of blood vessels is identified by the matched Gaussian filter. A vessel is tracked from its source by the combined Gaussian and Kalman filters. A modified Gaussian model is applied to describe the vessel profile. The normal profiles along the vessel track are fitted to the proposed Gaussian model. The relationship between the vessel diameter and the obtained model parameter is studied for arteries and veins separately. Thirty-five retinal images were tested by the proposed algorithms. The mean difference of vessel measurement between our automatic algorithm and human grader is 7.5 μm (1.4 pixels on the image).

Original languageEnglish
Title of host publicationProceedings of the 2012 7th IEEE Conference on Industrial Electronics and Applications, ICIEA 2012
Pages1751-1754
Number of pages4
DOIs
Publication statusPublished - 2012
Event2012 7th IEEE Conference on Industrial Electronics and Applications, ICIEA 2012 - Singapore, Singapore
Duration: 18 Jul 201220 Jul 2012

Publication series

NameProceedings of the 2012 7th IEEE Conference on Industrial Electronics and Applications, ICIEA 2012

Conference

Conference2012 7th IEEE Conference on Industrial Electronics and Applications, ICIEA 2012
Country/TerritorySingapore
CitySingapore
Period18/07/1220/07/12

Keywords

  • retinal image
  • vessel detection
  • vessel measurement

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