GEM-5 Array Data Examples
An example Q-sum data obtained by painting the screen over the Geophex UXO
Test Site, a 10 m x 10 m area, indicated by the white square boundaries.
The ground truth shown on the right shows a total of 20 seeded targets of
various metal pipes and one magnetic rock (red circle to the left). The
seven parallel lines indicate the ground track of the GEM- 5 array having
seven receiver channels; the swath is about 2-m wide.
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Example data obtained along streets in Raleigh, NC, superimposed upon an
aerial photograph of the area. The survey was undertaken to detect all
utility lines (water, sewer, powerline, telephone and fiber optic cables)
buried under the road. Faint black lines indicate the ground track of the
array.
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