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Waypoints validation strategies in assisted navigation for visually impaired pedestrian

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Academic year: 2021

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Figure

Fig. 1. Capture radius strategy [8]. The waypoint is considered as validated when the pedestrian  crosses  the  virtual  circle
Fig. 2. Distance to Sections strategy (D2S). d1 is the shortest distance between the user position  estimate and the current section
Fig.  4. Distance to Threshold (D2T). The user position is orthogonally projected onto the cur- cur-rent section
Fig. 5. Example of itinerary and journey performed with the capture radius validation strategy
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