Assessment of the Automation Algorithm for TDR Bridge - Ohio ...
Assessment of the Automation Algorithm for TDR Bridge - Ohio ...
Assessment of the Automation Algorithm for TDR Bridge - Ohio ...
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Mixing Formula <strong>for</strong> Dielectric Constant and<br />
its Application<br />
Measured and<br />
predicted √K a,m /√K a,w<br />
versus sediment<br />
thickness<br />
Estimated thickness <strong>of</strong> sand layer (cm)<br />
30<br />
25<br />
20<br />
15<br />
10<br />
5<br />
0<br />
Fine sand in tap water<br />
Fine sand in 250ppm solution<br />
Linear Fit <strong>of</strong> Estimated thickness <strong>of</strong> sand layer<br />
Equation<br />
Weight<br />
Residual Sum<br />
<strong>of</strong> Squares<br />
Adj. R-Square<br />
Estimated<br />
thickness <strong>of</strong><br />
sand layer<br />
y = a + b*x<br />
No Weighting<br />
2.3419<br />
0.99859<br />
0 5 10 15 20 25 30 35<br />
Measured thickness <strong>of</strong> sand layer (cm)<br />
Value Standard Error<br />
Intercept 0 --<br />
Slope 0.98828 0.01315<br />
Thickness <strong>of</strong> sand layer estimated by <strong>the</strong><br />
dielectric constant mixing <strong>for</strong>mula<br />
40
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