Figure 6.
Restore grayscale images and their equalized images. (a,b) Shows target original gray scale image and its histogram; (c,d) shows after equalized the target image and its histogram.
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.