中国碳强度关键影响因子的机器学习识别及其演进
刘卫东, 唐志鹏, 夏炎, 韩梦瑶, 姜宛贝

Identifying the key factors influencing Chinese carbon intensity using machine learning, the random forest algorithm, and evolutionary analysis
LIU Weidong, TANG Zhipeng, XIA Yan, HAN Mengyao, JIANG Wanbei
图1 1980-2014年碳强度因子的Gini系数减小平均值和累积重要性百分比
Fig. 1 Average Gini coefficient reductions during the period from 1980 to 2014 and the corresponding cumulative percentage importance of carbon intensity indicators