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.
Illustration of the choice of representative points for different TB measures using the tensor scale. To obtain accurate descriptions of local dimensions, these measures must be derived from the midpoint of the respective dimension. See text for details.
