Matlab files in this directory:

estimate_dem_robust	% robustly estimate correction to dem
estimate_dem_robust_1	% robustly estimate correction to dem, first iteration
estimate_dem_robust_2_plus	% robustly estimate correction to dem, using design matrix
estimate_dem_robust_flat	% robustly estimate correction to dem, flatness
interpolate_bilinear	% interpolate_bilinear
ply_read	*****************************************************************************80
ply_write	*****************************************************************************80
simulate_points_dem_0	% generate a set of points for dem-interpolation
simulate_points_dem_0_flat	% generate a set of points for dem-interpolation
simulate_points_dem_10	% read ply-file
simulate_points_dem_15	% generate a set of points for dem-interpolation
simulate_points_dem_15_flat	% generate a set of points for dem-interpolation
simulate_points_dem_16_precision	% generate a set of points for dem-precision analysis
simulate_points_dem_6	% simulate_points_dem_6: generate test image of Uwe 1994
simulate_points_dem_square	% generate a set of points for dem-interpolation
smooth_dem_robust_bilinear	% smooth_dem_robust_bilinear
smooth_dem_robust_bilinear_flat	% smooth_dem_robust_bilinear, sparse data on grid, flatness
test_smooth_dem_robust_bilinear	% test dem smoothing
test_smooth_dem_robust_bilinear_square	% test dem smoothing