A Machine Learning Centered Approach for Uncovering Excavators’ Last Known Location Using Bluetooth and Underground WSN

<div>Scatter plot showing the actual and predicted values of <i>x</i> coordinate by a linear regression model (a) and the actual and predicted values of <i>y</i> coordinate by a linear regression model (b).</div>

Wireless Communications and Mobile Computing

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Figure 6

Figure 6: A Machine Learning Centered Approach for Uncovering Excavators’ Last Known Location Using Bluetooth and Underground WSN 