Efficient Semantic Enrichment Process for Spatiotemporal Trajectories

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/wcmc/volume-2021/4488781/figures/4488781.fig.009a.svgz" name="4488781.fig.009a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Runtime comparison under different approaches</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/wcmc/volume-2021/4488781/figures/4488781.fig.009b.svgz" name="4488781.fig.009b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Runtime comparison using different indexes</td></tr></table>

<div>Performance comparisons among different approaches.</div>

Wireless Communications and Mobile Computing

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Figure 9

Figure 9: Efficient Semantic Enrichment Process for Spatiotemporal Trajectories 