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.
Sphere phantom: Approaches - Transverse images from the sphere phantom study with 430-ps TOF resolution for different reconstruction approaches: (a) list-mode TOF-OSEM, (b) DIRECT-OSEM, (c) list-mode TOFOSEM with spatially invariant detector resolution model, and (d) DIRECT-OSEM and spatially invariant detector resolution model. All images are shown at 15% image roughness.
