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.
Differences in average length of patch segments (A–D) and their counts (E–H) between field data and their intersections with medusahead classification outcomes summarized for different patch sizes: (A,E)<0.5 m; (B,F) 0.5–2 m; (C,G) 2–7 m; and (D,H) >7 m.
