Fractional anisotropy

HOW IT IS BUILT The methods behind it UK Biobank White matter WHAT IT CAN DO Its core abilities — — — — WHERE IT IS USED — · — — · — FA learns · reasons · acts
How it's built
What it can do
Where it's used

Fractional anisotropy (FA) is a measurement that describes how water molecules move preferentially in one direction rather than equally in all directions within biological tissue, particularly in the brain. Think of it as a measure of "directional preference"—a value between 0 and 1 where 1 indicates water moving …