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The average absolute accuracy of patient motion detection using the navigator channel at the four liver boundaries compared to the corresponding locations in the full deformable registration algorithm. (MORFEUS motion—navigator channel motion).
| Liver boundary | Mean (cm) | SD (cm) | Max (cm) | Min (cm) |
|---|---|---|---|---|
| Superior dome | 0.10 | 0.09 | 0.31 | 0.01 |
| Inferior tip | 0.11 | 0.04 | 0.20 | 0.04 |
| Anterior edge | 0.11 | 0.07 | 0.21 | 0.01 |
| Posterior edge | 0.10 | 0.07 | 0.26 | 0.00 |
