International Journal of Biomedical Imaging / 2013 / Article / Fig 3

Research Article

Comparison of User-Directed and Automatic Mapping of the Planned Isocenter to Treatment Space for Prostate IGRT

Figure 3

Multiscale registration of a pCT with a CBCT. The planning prostate segmentation is white. ((a), (b)) Blended axial and sagittal slices of unregistered images. ((c), (d)) Axial and sagittal slices of images registered via Step . ((e), (f)) Axial and sagittal slices of images registered via mutual information in the prostate ROI (Step ). In this example, there is little difference between the second and third steps.

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