Figure 5.
(a) Two-dimensional seafloor example. The blue line represents the DVL signal that performs seafloor measurements and estimates. (b) GPS–GNSS Work [42].
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.