基于机器学习的湖北省夏季干旱预测模型构建与检验
王雅君, 罗菊英, 程烈海, 李伟

Construction and validation of summer drought prediction model in Hubei Province based on machine learning algorithms
WANG Yajun, LUO Juying, CHENG Liehai, LI Wei
图1 1960—2022年湖北省夏季SPEI年际变化
(红色虚线为是否干旱的临界线)
Fig.1 The inter-annual variation of summer SPEI in Hubei Province from 1960 to 2022
(The red dashed line denotes the critical threshold of drought)