Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Processes and Techniques (hierarchy name)
4. [processes and techniques by specific type]
5. [exploring and investigating techniques]
6. surveying (process)

Anotations

Scope note:

A geophysical technique of surveying involving the measurement of the resistance of the earth to an electric current passing between metal electrodes; used in archaeology especially to locate buried remains.