Table 5 Area under the ROC curve (AUC ± standard error) obtained with different methods and acquisition times at stress
From: Comparison of deep learning-based denoising methods in cardiac SPECT
Acquisition time | Method | ||||
|---|---|---|---|---|---|
AUC | |||||
p value versus full time OSEM | |||||
p value versus reduced time OSEM | |||||
OSEM | CNN | RES | UNET | cGAN | |
Full | 0.97 ± 0.02 | – | – | – | – |
– | – | – | – | – | |
– | – | – | – | – | |
Half | 0.97 ± 0.02 | 0.97 ± 0.02 | 0.96 ± 0.02 | 0.96 ± 0.02 | 0.95 ± 0.03 |
0.8760 | 0.9678 | 0.4779 | 0.5318 | 0.3108 | |
– | 0.9300 | 0.5658 | 0.6586 | 0.4207 | |
Quarter | 0.93 ± 0.03 | 0.94 ± 0.03 | 0.95 ± 0.02 | 0.93 ± 0.03 | 0.91 ± 0.04 |
0.0673 | 0.1574 | 0.3483 | 0.1539 | 0.0624 | |
– | 0.4438 | 0.2722 | 0.6999 | 0.5816 | |