arXiv:2506.13649stat.APcs.LG2025-06被引 7

用机器学习生成欧洲100米分辨率的260类生境图,助力生态保护与修复。

EUNIS Habitat Maps: Enhancing Thematic and Spatial Resolution for Europe through Machine Learning

  • 融合遥感与生态变量,用集成学习预测欧洲生境分布。
  • 在法国、荷兰、奥地利独立数据上验证,各类生境精度表现各异。
  • 提供概率与不确定性信息,适合保护规划与生态修复决策。

EUNIS生境分类对欧洲生境划分至关重要,支持自然保育政策并落实《自然恢复法》。为满足对高精度生境信息日益增长的需求,我们基于260种EUNIS三级生境类型,提供了欧洲范围的空间预测结果,并进行了独立验证与不确定性分析。利用集成机器学习模型,结合高分辨率卫星影像及气候、地形、土壤等生态变量,生成了覆盖全欧洲的100米分辨率生境地图,标注每个像元最可能的EUNIS生境类型,同时提供各一级生境形成内三级生境的概率与不确定性。该成果在法国(仅森林)、荷兰和奥地利的独立数据集上进行了空间块交叉验证,结果显示整体预测性能良好,但不同生境类型在召回率与精确率间存在显著权衡。

原文摘要 · Abstract (English)

The EUNIS habitat classification is crucial for categorising European habitats, supporting European policy on nature conservation and implementing the Nature Restoration Law. To meet the growing demand for detailed and accurate habitat information, we provide spatial predictions for 260 EUNIS habitat types at hierarchical level 3, together with independent validation and uncertainty analyses. Using ensemble machine learning models, together with high-resolution satellite imagery and ecologically meaningful climatic, topographic and edaphic variables, we produced a European habitat map indicating the most probable EUNIS habitat at 100-m resolution across Europe. Additionally, we provide information on prediction uncertainty and the most probable habitats at level 3 within each EUNIS level 1 formation. This product is particularly useful for both conservation and restoration purposes. Predictions were cross-validated at European scale using a spatial block cross-validation and evaluated against independent data from France (forests only), the Netherlands and Austria. The habitat maps obtained strong predictive performances on the validation datasets with distinct trade-offs in terms of recall and precision across habitat formations.

生境制图机器学习生态保护遥感

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