Automatic Segmentation of Anatomical Structures from CT Scans of Thorax for RTP

Figure 7

Effects of different neighborhoods used in Section 2.2.5, Stage 2, Step 3: (a) original CT slice, (b) segmented right lung, (c) propagated right lung using 5 × 5 × 5 neighborhood, (d) propagated right lung using 7 × 7 × 7 neighborhood, and (e) propagated right lung using 9 × 9 × 9 neighborhood. Using 7 × 7 × 7 neighborhood, excluded pathological areas are included into the lungs successfully.

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