FIG. 2.
CT images of the bead reconstructed using the HD Bone plus kernel before (a) and after (b) ensemble averaging (80 repetitions). The measured MTF curves based on these two cases are shown in (c).
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.