PERCEPT Indoor Navigation System for the Blind and Visually Impaired: Architecture and Experimentation

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="894869.fig.0010a" src="https://static.hindawi.com/articles/ijta/volume-2012/894869/figures/894869.fig.0010a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Partial vision users    </td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="894869.fig.0010b" src="https://static.hindawi.com/articles/ijta/volume-2012/894869/figures/894869.fig.0010b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Blind users</td></tr></table></td></tr></table>

<table>Navigation Efficiency Index, NEI, versus subpaths (S).</table>

International Journal of Telemedicine and Applications

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Figure 10

Figure 10: PERCEPT Indoor Navigation System for the Blind and Visually Impaired: Architecture and Experimentation 