TABLE II.
Ensemble NRMSE of Estimated Regional Uptake With the Data Acquired in the VCT Using the Proposed LC-QSPECT Method and the LC-QSPECT Method That Did Not Compensate for Stray-Radiation-Related Noise
Ensemble normalized root mean square error (NRMSE) (%) | ||||
---|---|---|---|---|
| ||||
VOI | Lesion | Gut | Bone | Background |
Proposed LC-QSPECT method (compensated for stray-radiation-related noise) |
14.72 | 0.30 | 4.98 | 0.69 |
LC-QSPECT method without compensating for stray-radiation-related noise |
187.49 | 1.11 | 29.16 | 28.26 |