arXiv:2504.03478cs.LGcs.CV2025-04被引 12

用概率模型捕捉遥感数据中的标签噪声,提升模型可靠性。

Probabilistic Machine Learning for Noisy Labels in Earth Observation

  • 构建不确定性感知的概率模型,建模输入相关的标签噪声
  • 在多数数据集上优于传统确定性方法,提升预测准确性
  • 适合需要可信决策的遥感应用,如环境监测与灾害评估

标签噪声在地球观测(EO)中构成重大挑战,常导致监督学习模型性能下降。鉴于若干EO应用的关键性,开发鲁棒且可信的机器学习方案至关重要。本研究通过概率机器学习建模输入依赖的标签噪声,并量化EO任务中的数据不确定性,充分考虑该领域特有的噪声来源。我们在涵盖多种高影响力EO应用的广泛场景下训练了不确定性感知的概率模型,包括不同噪声源、输入模态和模型配置,并引入专用评估流程以衡量其准确性和可靠性。实验结果表明,不确定性感知模型在大多数数据集和评估指标上均显著优于标准确定性方法。通过严格的不确定性评估,我们验证了预测不确定性估计的可靠性,增强了模型输出的可解释性。研究强调了建模标签噪声与纳入不确定性量化对实现更精确、可靠、可信的遥感机器学习解决方案的重要性。

原文摘要 · Abstract (English)

Label noise poses a significant challenge in Earth Observation (EO), often degrading the performance and reliability of supervised Machine Learning (ML) models. Yet, given the critical nature of several EO applications, developing robust and trustworthy ML solutions is essential. In this study, we take a step in this direction by leveraging probabilistic ML to model input-dependent label noise and quantify data uncertainty in EO tasks, accounting for the unique noise sources inherent in the domain. We train uncertainty-aware probabilistic models across a broad range of high-impact EO applications-spanning diverse noise sources, input modalities, and ML configurations-and introduce a dedicated pipeline to assess their accuracy and reliability. Our experimental results show that the uncertainty-aware models consistently outperform the standard deterministic approaches across most datasets and evaluation metrics. Moreover, through rigorous uncertainty evaluation, we validate the reliability of the predicted uncertainty estimates, enhancing the interpretability of model predictions. Our findings emphasize the importance of modeling label noise and incorporating uncertainty quantification in EO, paving the way for more accurate, reliable, and trustworthy ML solutions in the field.

遥感概率模型不确定性量化

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