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.
Images of the scan comparing self-encoded and checkerboard marker: (a) Reference Scan; Scan with motion and (b) no correction, motion correction using the pose updates of the (c) checkerboard and the (d) self-encoded marker; (e–h) Magnification of window in (a–d); Detected translation (i–l) and rotation (m–p).
