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.
Comparing an 8 × 8 grid and a 64 × 64 grid on the left and a 64 × 64 with a 128 × 128 grid on the right. The 128 × 128 and 64 × 64 grids give similar distributions with long tails while the 8 × 8 grid is concentrated around a central value.
