Quantitative evaluation on 25-view
| Methods | PSNR | SSIM | Training time |
|---|---|---|---|
| FDK (Feldkamp et al., 1984) | 22.99 | 0.317 | – |
| SART (Andersen and Kak, 1984) | 31.14 | 0.825 | 1 min 47s |
| ASD-POCS (Sidky and Pan, 2008) | 30.48 | 0.847 | 56s |
| IntraTomo (Zang et al., 2021) | 34.68 | 0.914 | 2 h 19 min |
| NAF (Zha et al., 2022) | 33.91 | 0.893 | 31 min 1s |
| SAX-NeRF (Cai et al., 2024) | 34.33 | 0.905 | 13 h 3 min |
| R2-Gaussian (Zha et al., 2024) | 35.08 | 0.922 | 2 min 35s |
| Methods | Training time | ||
|---|---|---|---|
| 22.99 | 0.317 | – | |
| 31.14 | 0.825 | 1 min 47s | |
| ASD-POCS ( | 30.48 | 0.847 | 56s |
| IntraTomo ( | 34.68 | 0.914 | 2 h 19 min |
| 33.91 | 0.893 | 31 min 1s | |
| SAX-NeRF ( | 34.33 | 0.905 | 13 h 3 min |
| 35.08 | 0.922 | 2 min 35s |
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