Fine-Grained Point Cloud Semantic Segmentation of Complex Railway Bridge Scenes from UAVs Using Improved DGCNN

<div>Semantic segmentation results for three scenes. (a) Segmentation result of scene (a); (b) segmentation result of scene (b); and (c) segmentation result of scene (c).</div>

Structural Control and Health Monitoring

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Figure 13

Figure 13: Fine-Grained Point Cloud Semantic Segmentation of Complex Railway Bridge Scenes from UAVs Using Improved DGCNN 