2 bathy a-b – Triton Perspective User Manual
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F e b r u a r y 2 0 1 1
5.10.2 Bathy A-B
The difference between two layers can be calculated with the 'A-B' tool and output as a
separate DTM. This tool can be used to determine the differences between DTM layers by
selecting the entire layer or just a user-defined portion of the layer.
To calculate the differences between entire DTM layers using 'A-B', right-click on the DTM
you wish to subtract from and select 'A-B' from the menu options as shown below:
Selecting this menu option will open the A-B window discussed below.
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