ExtractionMethod

Coded Values

Values

Description

1

Stereo

Indicates that the data was generated via digitizing features from single image/mono-photogrammetry data.

2

Mono

Indicates that the data was generated via digitizing features from stereo-photogrammetry data.

3

Derived

Indicates that the data was generated from surface elevation type information – e.g. LiDAR Survey or DEM