Table 1.
FBP image noise in phantom experiments for various levels of noise reduction reconstruction.
| Phantom | Image Noise | |||
|---|---|---|---|---|
| 5 mm | 2.5 mm | 1.25 mm | 0.625 mm | |
| Dosimetry | 3.98 | 5.60 | 7.88 | 11.25 |
| Head | 5.41 | 7.39 | 11.34 | 12.39 |
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.