TABLE I. Quantitative Results for Reconstruction Methods Applied to 2D [18F]DPA-714 Simulated Data, With Hyperparameters for Each Method Chosen to Minimize NRMSE on a Validation Dataset. 95% Confidence Intervals (±) Calculated With Respect to 3 Different Realizations of Noisy Measured Data.
| Method | NRMSE (%)
|
SSIM (%)
|
Time (s) |
|---|---|---|---|
| OSEM |
 |
 |
0.1 |
| MAP-EM |
 |
 |
0.3 |
| FBSEM-net |
 |
 |
0.2 |
| FBSEM-net-adv |
 |
 |
0.7 |
| PET-DDS |
 |
 |
35 |
| Ours |
 |
 |
13 |