四川地区气温转折过程2 m温度变化订正研究

冯良敏, 周秋雪, 曹萍萍, 王佳津

Study of 2 m temperature variation correction during transitional processes of temperature in Sichuan

FENG Liangmin, ZHOU Qiuxue, CAO Pingping, WANG Jiajin

表2 LightGBM模型在四川不同区域验证集中的准确率及平均绝对误差

Tab.2 The accuracy and mean absolute error of the LightGBM model in validation set in different regions of Sichuan Province

盆地 高原与盆地的边坡过渡区 川西南山地 川西高原 全省 R/% MAE/℃ R/% MAE/℃ R/% MAE/℃ R/% MAE/℃ R/% MAE/℃ 86.59 1.07 83.03 1.19 64.31 1.87 65.14 1.83 78.64 1.35