Fig. 2.
Log2 (α) for image at different type of distorted image in diagonal sub-band. a JPEG2000 compressed image; b Gaussian blurred image; c white Gaussian noise contaminated; d JPEG compressed image; e fast-fade
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.