. Author manuscript; available in PMC: 2012 Oct 23.

Published in final edited form as: Ultrason Imaging. 2012 Jul;34(3):159–180. doi: 10.1177/0161734612455576

Table 1.

Experimental Results (Copper Wire)

Medium	Literature-Predicted C_water, m/s	Literature-Predicted C_oil, m/s	Local Estimate between Targets, m/s	Error Relative to C_water, m/s (%)	Standard Deviation of Local Error, m/s (%)
With lens
Water only	1483.9	NA	1487.1	3.18 (0.21)	10.3 (0.69)
Castor oil (6 mm) on water	1489.1	1498.2	1476.2	−13.00 (−.88)	1.04 (0.071)
Castor oil (11 mm) on water	1492.4	1494.7	1478.8	−13.64 (−0.91)	1.19 (0.080)
Lens removed
Water only	1483.9	NA	1482.4	−1.44 (−0.097)	6.44 (0.43)
Castor oil (6 mm) on water	1489.1	1498.2	1491.5	2.27 (0.15)	0.89 (0.060)
Castor oil (11 mm) on water	1492.4	1494.7	1493.0	0.62 (0.041)	1.05 (0.070)

NA = Not applicable