Figure 6.
Robot localization by relative-scan matching; the solid and open circles indicate images scanned by robots #1 and #2, respectively.
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.