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.
The velocity kymograph computed taking the median of column values of the pixel motion field (A), the superpixel tracks from tracking a fixed number of 1,000 superpixels (B) and when dense superpixel tracking is used (C).
