IV. RESULTS
Fig. 6 shows the responses from the horizontal fiber optic
(FO) and piezoelectric (PE) transducers to an 11 cm wave train
passing overhead in a mean water depth of 42 cm with peaks
separated by 2 seconds. The inset in the figure shows a single
frame from the video from this run.
Fig. 7 shows similar responses from the horizontal fiber
optic (FO) and piezoelectric (PE) transducers and a single
video frame of a 24 cm wave train passing overhead in a
mean water depth of 42 cm with peaks separated by 2 s. In this
instance the wave parameters were chosen to cause the wave
to break as the peaks passed over the sensor array and the
asymmetric nature of the breaking wave is clearly seen on
both FO and PE transducer plots.