Automatic Detection of Surface Defects on Underwater Pile-Pier of Bridges Based on Image Fusion and Deep Learning

<div>Image data augmentations: (a) The original image; (b) image processed by horizontal flip; (c) image processed by rotating 180°; (d) image processed by enlargement.</div>

Structural Control and Health Monitoring

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Figure 5

Figure 5: Automatic Detection of Surface Defects on Underwater Pile-Pier of Bridges Based on Image Fusion and Deep Learning 