帕米尔中部North Kyzkurgan冰川跃动变化遥感监测
李志杰,王宁练,侯姗姗
Monitoring recent surging of the North Kyzkurgan Glacier in central Pamir by remote sensing
Zhijie LI,Ninglian WANG,Shanshan HOU
表3
DEM高程差不确定性
Table 3
The uncertainties of DEM differences
基准DEM
匹配DEM
校正前
校正后
n
SE/m
σ
/m
MED/m
STDV
MED/m
STDV
ASTER2002
ASTER2009
51.37
54.45
0.19
23.06
528
1.00
1.02
ASTER2009
ASTER2014
27.87
50.11
0.32
23.25
486
1.05
1.10
ASTER2014
ASTER2020
-17.59
48.86
0.92
22.78
528
0.99
1.35