Extraction Method of Driver’s Mental Component Based on Empirical Mode Decomposition and Approximate Entropy Statistic Characteristic in Vehicle Running State

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/jat/volume-2017/9509213/figures/9509213.fig.003a.svgz" name="9509213.fig.003a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The trajectory tracking ability index</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/jat/volume-2017/9509213/figures/9509213.fig.003b.svgz" name="9509213.fig.003b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Smooth driving ability index</td></tr></table>

<div>The trajectory tracking and smooth driving index.</div>

Journal of Advanced Transportation

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Figure 3

Figure 3: Extraction Method of Driver’s Mental Component Based on Empirical Mode Decomposition and Approximate Entropy Statistic Characteristic in Vehicle Running State 

Figure 3 | Extraction Method of Driver’s Mental Component Based on Empirical Mode Decomposition and Approximate Entropy Statistic Characteristic in Vehicle Running State 