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October 3, 2025Physica Scripta

Efficient CrackUNet: Hierarchical Spatial-Channel Attention with Multi-Scale Fusion for Pavement and Bridge Crack Segmentation

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Authors

KMKun MengSZSihao ZhangZLZhenguo Lu

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Overview

Automated crack segmentation achieves 85.37% mIoU in high-resolution datasets, suggesting efficient model performance.

Key Points

  • The Efficient CrackUNet model achieves 85.37% mIoU and 57.06 FPS on the ACPCrack-400 dataset, ensuring real-time usability.
  • Notably, the model reduces parameters by 80.6%, achieving efficiency without sacrificing segmentation accuracy.
  • Experimental evaluations on multiple low-resolution benchmarks yielded 79.77% mIoU and 76.62% F1-score, confirming its robustness.
  • The architecture integrates hierarchical progressive convolution for improved multi-scale feature extraction and attention mechanisms.

Cite This Study

Meng et al. (2025) studied this question.

synapsesocial.com/papers/68e034f7f0e39f13e7fa30cahttps://doi.org/10.1088/1402-4896/ae0eca
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