Figure 3. Iris segmentation using Hough transformation.
(A) Original iris image; (B) edge mapped iris using first derivative or gradient; (C) edge detected iris image.
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.