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Chapter 3: Vehicle-Mounted GPR System for Landmine Detection

Chapter 3: Vehicle-Mounted GPR System for Landmine Detection

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46 3. <strong>Vehicle</strong>-<strong>Mounted</strong> <strong>GPR</strong> <strong>System</strong> <strong>for</strong> <strong>Landmine</strong> <strong>Detection</strong><br />

800<br />

Frequency<br />

600<br />

400<br />

200<br />

0<br />

0 0.5 1<br />

Amplitude<br />

Fig. 3.18: Histogram of the distribution of pˆ( xy. , ) The dotted-broken lines show<br />

the thresholds defined at th<br />

1<br />

= 0.2, th<br />

2<br />

= 0.4, th<br />

3<br />

= 0.6, and th<br />

4<br />

= 0.8 to rate the<br />

confidences.<br />

X Position [mm]<br />

1200<br />

1000<br />

800<br />

600<br />

400<br />

100<br />

75<br />

50<br />

25<br />

0<br />

800 1000 1200 1400 1600<br />

Y Position [mm]<br />

Fig. 3.19: Image of the confidence ratings.

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