Fig 11. The categorical metric restricted to the mid-lightness section of the sRGB cube.
See Fig 9 for interpretation of the ellipses. The corresponding sphere radius in this case is 5.3% of a grain.
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.