DEM Correlation Matrix

Discussion of correlation matrices, with emphasis on multiband satellite imagery.

Option on the Raster GIS menu.

DEM/Grid ASTGTM2 aw3d30 merit NASADEM hole filled srtm 1arc v3 TDM1 DEM 30 NED 1 NED 1/3
ASTGTM2 1.0000 0.9999 0.9998 0.9998 0.9999 0.9998 0.9998 0.9998
aw3d30 0.9999 1.0000 0.9999 0.9999 1.0000 0.9999 1.0000 0.9999
merit 0.9998 0.9999 1.0000 0.9998 0.9999 0.9998 0.9998 0.9997
NASADEM 0.9998 0.9999 0.9998 1.0000 1.0000 1.0000 0.9999 0.9999
srtm v3 0.9999 1.0000 0.9999 1.0000 1.0000 0.9999 0.9999 0.9999
TDM1 DEM 30 0.9998 0.9999 0.9997 1.0000 0.9999 1.0000 0.9999 0.9999
NED 1sec 0.9998 1.0000 0.9998 0.9999 0.9999 0.9999 1.0000 1.0000
NED 1/3sec 0.9998 0.9999 0.9997 0.9999 0.9999 0.9999 1.0000 1.0000

DEMs will generally be highly correlated.


Last revision 10/21/2018