Performance
The table below summarizes
typical performance specifications for an ABMS based on comparisons to ground truth data.
Parameter |
Value |
Range* |
± 40 m to
± 2.5 km |
Resolution* |
At 100
meters from station:
x,z = 0.1 m
y = 0.5 m
At 1000 meters from station:
x,z = 0.5 m
y = 12.5 m |
Accuracy |
0.35–2.4
m cross-shore
10-20 cm vertical |
Averaging Interval |
10 min.
nominal |
*Varies with camera height
and lens focal length.
Comparisons of ABMS data to ground truth
observations obtained during intensive field testing demonstrate that the
ABMS technology
provides data of high quality and reliability (see chart below).
Comparison of shoreline location measured by an ABMS and
Differential Global Positioning System (DGPS). |
