基于ECOSTRESS数据的天津市热岛时空特征分析

秦嘉凯, 朱忠礼, 吴青霞, 张凯丽

Spatiotemporal characteristics of the surface urban heat island effect in Tianjin City based on ECOSTRESS data

QIN Jiakai, ZHU Zhongli, WU Qingxia, ZHANG Kaili

表3 SUHI等级划分标准

Tab.3 Classification standards for surface urban heat island levels

等级 划分标准 等级 划分标准 强冷岛 SUHI<-5 弱热岛 $1\le SUHI<3$ 较强冷岛 $-5\le SUHI<-3$ 较强热岛 $3\le SUHI<5$ 弱冷岛 $-3\le SUHI<-1$ 强热岛 $SUHI\ge 5$ 中温区 $-1\le SUHI<1　$