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4 10月~3月积雪动态阈值设置

Table 3 Dynamic threshold setting from October to March

成像时间段 a b c 10:00~11:00 0.05 0.173 0.1 11:15~13:00 0.06 0.18 0.12 13:45~17:45 0.078 0.177 0.12