Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2015 Feb 24;2015:597475. doi: 10.1155/2015/597475

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

Copyright © 2015 Temitope Mapayi et al.

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

PMC Copyright notice

Adaptive thresholding using different ASM range information on STARE database. (a) STARE database ground truth. (b) Segmented retinal vessel by Hoover [4]. (c) Segmented vessel through adaptive thresholding using minimum ASM mid-range threshold value for the grayscale intensity image. (d) Segmented vessel through adaptive thresholding using maximum ASM mid-range threshold value for the grayscale intensity image. (e) Segmented vessel through adaptive thresholding using mean ASM mid-range threshold value for the grayscale intensity image. (f) Segmented vessel through adaptive thresholding using minimum ASM mid-range threshold value for the Green Channel. (g) Segmented vessel through adaptive thresholding using maximum ASM mid-range threshold value for the Green Channel. (h) Segmented vessel through adaptive thresholding using mean ASM mid-range threshold value for the Green Channel.