Table 1 SNR difference in dB between the FDK and the iterative reconstruction; RMSE between the iterative reconstruction and the reference image for different limited-data configurations
From: GPU-accelerated iterative reconstruction for limited-data tomography in CBCT systems
Angular span | Projections | SNR Difference (dB) | RMSE |
|---|---|---|---|
135 | 45 | 20.79 | 0.268 |
150 | 45 | 23.20 | 0.220 |
360 | 45 | 28.27 | 0.154 |
360 | 90 | 26.17 | 0.153 |
360 | 120 | 25.98 | 0.151 |