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Comparison to Diaphragm Tracking on Fluoroscopic Images (Mean of NCC in % ± Standard Deviation)
| No Contrast | Zoom | Apply Contrast | Learn Contrast | |
|---|---|---|---|---|
| Isomap | 97 ± 3.6 | 91 ± 8.0 | 93 ± 6.3 | 75 ± 25 |
| PCA | 96 ± 8.6 | 92 ± 4.8 | 95 ± 4.1 | 83 ± 17 |
| Multi-Resolution PCA | 91 ± 7.5 | 89 ± 7.1 | 86 ± 13 | 65 ± 28 |
| KPCA | 97 ± 1.6 | 92 ± 5.0 | 97 ± 2.2 | 91 ± 13 |
| Patch KPCA | 92 ± 5.6 | 90 ± 7.6 | 97 ± 2.6 | 95 ± 6.5 |
| Multi-Resolution KPCA | 93 ± 5.5 | 92 ± 4.9 | 98 ± 1.9 | 98 ± 2.0 |
