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.
Quantitative image of diffusion coefficient from a normal human subject. The grayscale to right of the image indicates that image intensity represents the quantitative value of the diffusion coefficient (also referred to as diffusivity) of the brain tissue. Specifically this is an image of Mean Diffusivity defined by Eqn [12] (see text).
