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.
(A) Original scan cropped, with region of interest free-hand selected; (B) Example of application First semi-automatic method; (C) Example of application Second semi-automatic method; (D) Example of application Third semi-automatic method; (E) Example of application Fourth semi-automatic method.
