Statistical Data
dem_type: dem_record_C
This feature contains all the data found within record C. By definition, record C does not contain any geometry; rather, its purpose is to hold statistics about the accuracy of the data within the USGS DEM file.
Attribute Name |
Contents |
file_datum_stats_avail |
The code indicating the availability of the statistics in attributes ‘file_datum_rmse_[x|y|z]’. 0 = unavailable, 1 = available Range: 0|1 Default: No default |
file_datum_rmse_x |
RMSE of file’s datum relative to absolute datum (for the x-coordinate). Range: 0...999999 Default: No default |
file_datum_rmse_y |
RMSE of file’s datum relative to absolute datum (for the y-coordinate). Range: 0...999999 Default: No default |
file_datum_rmse_z |
RMSE of file’s datum relative to absolute datum (for the z-coordinate). Range: 0...999999 Default: No default |
file_datum_sample_size |
Sample size on which statistics for attributes ‘file_datum_rmse_[x|y|z]’ are based. Range: 0...999999 Default: No default |
dem_datum_stats_avail |
The code indicating the availability of the statistics in attributes ‘dem_datum_rmse_[x|y|z]’. 0 = unavailable, 1 = available Range: 0|1 Default: No default |
dem_datum_rmse_x |
RMSE of DEM datum relative to file’s datum (for the x-coordinate). Range: 0...999999 Default: No default |
dem_datum_rmse_y |
RMSE of DEM datum relative to file’s datum (for the y-coordinate). Range: 0...999999 Default: No default |
dem_datum_rmse_z |
RMSE of DEM datum relative to file’s datum (for the z-coordinate). Range: 0...999999 Default: No default |
dem_datum_sample_size |
Sample size on which statistics for attributes ‘dem_datum_rmse_[x|y|z]’ are based. Range: 0...999999 Default: No default |