I tried ned2lla on my data and I get an error message: Dot indexing is not supported for variables of this type. Error in ned2ecef (line 2) ecef = ned*DEM.DCM_ECEF2NED + ones(size(ned,1),1)*DEM.centerecef; Error in ned2lla (line 2) ecef = ned2ecef(DEM,ned);