基于随机森林方法的中国地表短波辐射估算

Acta Energiae Solaris Sinica(2021)

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Abstract
利用中国气象局的辐射观测资料和气象观测资料,基于随机森林方法构建地表短波辐射估算模型,估算模型的相关系数为0.99,绝对偏差为0.01 W/m2,均方根误差为8.88 W/m2.利用估算模型构建中国1958~2015年长时间序列地表短波辐射数据集,通过与已有数据集的精度对比,发现所构建的地表短波辐射数据集精度更高.
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