Table 3.
ASiR‐V mean and peak frequency for CTDIvol values above 4 mGy
| IR level | Kernel STD | Kernel SOFT | Kernel BONE | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| fpeak (cm−1) | fmean (cm−1) | fpeak (cm−1) | fmean (cm−1) | fpeak (cm−1) | fmean (cm−1) | |||||||
| 0.625 mm | 2.5 mm | 0.625 mm | 2.5 mm | 0.625 mm | 2.5 mm | 0.625 mm | 2.5 mm | 0.625 mm | 2.5 mm | 0.625 mm | 2.5 mm | |
| 0% (FBP) | 2.8 | 2.8 | 3.2 | 3.2 | 2.4 | 2.4 | 2.8 | 2.8 | 8.4 | 8.4 | 6.4 | 6.4 |
| 4.0% | 2.4 | 2.1 | 2.9 | 2.8 | 2.1 | 1.8 | 2.5 | 2.4 | 8.6 | 8.6 | 6.3 | 6.3 |
| 6.0% | 2.1 | 1.8 | 2.7 | 2.5 | 1.9 | 1.6 | 2.4 | 2.2 | 8.8 | 8.8 | 6.1 | 6.2 |
| 100% | 1.5 | 1.3 | 2.1 | 1.8 | 1.5 | 1.2 | 1.9 | 1.6 | 9.0 | 9.0 | 5.8 | 6.2 |