Figure 7.

Limiting region of calculations for (5) in cost ${\mathbf{C}}_{\mathbf{N}}$. (a) Trapezoidal EBUS region delineated by the lines encompassing the EBUS ROI in ${\mathbf{I}}_{\mathrm{US}}$ with (b) showing segmented ROI ${\mathbf{R}}_{\mathrm{US}}$. (c,d) Corresponding virtual EBUS view ${\mathbf{I}}_{\mathrm{CT}}^p$ and predefined ROI ${\mathbf{R}}_{\mathrm{CT}}$.