多源信息耦合的GDP空间化研究—以北京市为例

张爱华,潘耀忠,明艳芳,王金云

Research of GDP Spatialization based on Multi-source Information Coupling:A Case Study in Beijing

Aihua Zhang,Yaozhong Pan,Yanfang Ming,Jinyun Wang

表2 两个模型精度比较

Table 2 Comparison of accuracy between two models

拟合模型 调整后R2 RE<30％ 30％≤RE<60％ RE≥60％ MRE (%) RMSE 灯光亮度模型 0.84 6个 6个 4个 12.60 0.56 POI核密度、灯光亮度模型 0.92 11个 3个 2个 6.40 0.40