Mobile Information Systems / 2016 / Article / Fig 8

Research Article

Daily Living Movement Recognition for Pedestrian Dead Reckoning Applications

Figure 8

Linear acceleration signal on -axis, -axis, and -axis of the accelerometer body frame referring to walking and walking downstairs and upstairs activities.
(a) Linear acceleration signal on -axis, -axis, and -axis of the accelerometer body frame, referring to a walking activity. The red rectangle highlights a walking step movement
(b) Linear acceleration signal on -axis, -axis, and -axis of the accelerometer body frame, referring to a walking upstairs activity. The red rectangle highlights a walking upstairs step movement
(c) Linear acceleration signal on -axis, -axis, and -axis of the accelerometer body frame, referring to a walking downstairs activity. The red rectangle highlights a walking downstairs step movement

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