arXiv:2605.14808cs.CV2026-05

无需训练的工业异常分割方法,跨光照变化表现更稳定。

SuperADD: Training-free Class-agnostic Anomaly Segmentation -- CVPR 2026 VAND 4.0 Workshop Challenge Industrial Track

论文配图:SuperADD: Training-free Class-agnostic Anomaly Segmentation -- CVPR 2026 VAND 4.0 Workshop Challenge Industrial Track
图 1 · 摘自论文原文
  • 基于DINOv3和重叠分块处理,提升分布偏移下的鲁棒性。
  • 在MVTec AD 2上达62.61%测试集分割F1,优于现有方法。
  • 统一配置适配所有品类,适合工厂快速部署。

工业视觉异常检测在生产环境中至关重要,但采集条件变化导致训练与部署数据分布不一致时尤为困难。在VAND 4.0工业赛道中,模型需应对光照变化等分布偏移,并在MVTec AD 2数据集上评估。本文提出一种无需训练、类无关的异常分割方法SuperADD,基于SuperAD改进:采用DINOv3骨干网络,分块重叠处理,引入基于强度的增强,优化记忆库采样以更好覆盖数据分布,并通过迭代形态学闭运算生成更清晰的空间一致性异常图。方法使用单一架构与共享超参,适用于多种产品变体。在MVTec AD 2的公开、私有及混合私有测试集上分别获得62.61%、57.42%、54.35%的分割F1分数,优于SuperAD及其他先进方法。代码已开源。

原文摘要 · Abstract (English)

Visual anomaly detection (AD) for industrial inspection is a highly relevant task in modern production environments. The problem becomes particularly challenging when training and deployment data differ due to changes in acquisition conditions during production. In the VAND 4.0 Industrial Track, models must remain robust under distribution shifts such as varying illumination and their performance is assessed on the MVTec AD 2 dataset. To address this setting, we propose a training-free and class-agnostic anomaly detection pipeline based on the work of SuperAD. Our approach improves generalization through several modifications designed to enhance robustness under distribution shifts. These adaptations include using a DINOv3 backbone, overlapping patch-wise processing, intensity-based augmentations, improved memory-bank subsampling for better coverage of the data distribution, and iterative morphological closing for cleaner and more spatially consistent anomaly maps. Unlike methods that rely on class-specific architectures or per-class hyperparameter tuning, our method uses a single architecture and one shared hyperparameter configuration across all object classes. This makes the approach well suited for industrial deployment, where product variants and appearance changes must be handled with minimal adaptation effort. We achieve segmentation F1 scores of $62.61\%$, $57.42\%$, and $54.35\%$ on test public, private, and private mixed of MVTec AD 2 respectively, thereby outperforming SuperAD and other state-of-the-art methods. Code is available at https://github.com/LukasRoom/SuperADD.

异常检测工业视觉无训练

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