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.
Examples of individual random modifications applied during the preprocessing stage. (c–h) represent example images that reflect the maximum extent of each random modification considered. (a) Reshape. (b) Horizontal flip. (c) Crop. (d) Black-box cutout. (e) Brightness increase. (f) Brightness decrease. (g) Blur. (h) Noise.
