融合FY-3C号和FY-4A号卫星数据的积雪面积变化研究—以祁连山区为例

乔海伟,张彦丽

FY-3C and FY-4A Satellite Data were Combined to Study the Variation of Snow Cover Area: A Case Study of Qilian Mountains

Haiwei Qiao,Yanli Zhang

表5 4月~9月积雪动态阈值设置

Table 4 Dynamic threshold setting from April to September

成像时间段 a b c 10:00~11:00 0.11 0.15 0.1 11:15~13:00 0.12 0.155 0.12 13:45~17:45 0.12 0.16 0.12