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.
Multiresolution PWLS with fine grid ROI conforming to bone boundaries (marked with dashed line in the leftmost mage) for three values of the normalized penalty strength β. The downsampling factor ημ is set to 10. The right-most subfigure shows a difference image between the downsampled case (β = 106.5) and the reference reconstruction with no downsampling. Projection binning is included.
