1990—2017年间杭州市不透水面比例遥感监测
杨玉婷, 陈海兰, 左家旗

Remote sensing monitoring of impervious surface percentage in Hangzhou during 1990—2017
Yuting YANG, Hailan CHEN, Jiaqi ZUO
图2 1990—2017年不透水面比例不变像元选取
Fig.2 Selection the pixels with constant impervious surface percentage from 1990 to 2017