arXiv:2508.12690cs.CVcs.AI2025-08

动态驾驶场景下,模型通过数据增强与集成检测实现自适应,夜间识别准确率显著提升。

TTA-DAME: Test-Time Adaptation with Domain Augmentation and Model Ensemble for Dynamic Driving Conditions

  • 利用源域数据增强目标域,模拟真实天气变化
  • 多检测器集成结合非极大值抑制,提升夜间等极端条件下的性能
  • 适合自动驾驶系统在复杂光照环境下实时自适应

测试时自适应(TTA)要求模型在目标域动态变化时仍能保持最优表现,尤其在频繁发生天气变化的真实驾驶场景中。为此,我们提出 TTA-DAME 方法,将源域数据增强引入目标域,并引入领域判别器和专用领域检测器,以缓解从白天到夜晚的剧烈领域偏移。为进一步提升适应能力,训练多个检测器并通过非极大值抑制(NMS)融合其预测结果。实证验证表明,该方法在 SHIFT 基准测试上表现出显著性能提升。

原文摘要 · Abstract (English)

Test-time Adaptation (TTA) poses a challenge, requiring models to dynamically adapt and perform optimally on shifting target domains. This task is particularly emphasized in real-world driving scenes, where weather domain shifts occur frequently. To address such dynamic changes, our proposed method, TTA-DAME, leverages source domain data augmentation into target domains. Additionally, we introduce a domain discriminator and a specialized domain detector to mitigate drastic domain shifts, especially from daytime to nighttime conditions. To further improve adaptability, we train multiple detectors and consolidate their predictions through Non-Maximum Suppression (NMS). Our empirical validation demonstrates the effectiveness of our method, showing significant performance enhancements on the SHIFT Benchmark.

自适应自动驾驶领域泛化

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