FIGURE 3.
The first row is the image obtained after FGIF processing; The second row is the image obtained after WGIF processing.
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.