Indoor PDR Positioning Assisted by Acoustic Source Localization, and Pedestrian Movement Behavior Recognition, Using a Dual-Microphone Smartphone

<div>Schematic diagram of the acoustic source localization scene. The pedestrians are walking near the acoustic source with their smartphones.</div>

Wireless Communications and Mobile Computing

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Figure 6

Figure 6: Indoor PDR Positioning Assisted by Acoustic Source Localization, and Pedestrian Movement Behavior Recognition, Using a Dual-Microphone Smartphone 

Figure 6 | Indoor PDR Positioning Assisted by Acoustic Source Localization, and Pedestrian Movement Behavior Recognition, Using a Dual-Microphone Smartphone 