Fig. 5: Diagram of dynamic plantar pressure mapping based on the insole system.

a Capacitance response curves of the 24-channel sensors under the conditions of walking straight and turning around by the experimenter. b Capacitance response curves of S1 in the heel, S17 in the middle foot, and S23 and S8 in the forefoot in the case of walking straight and turning around. c, d, e Dynamic pressure mapping for walking straight and turning around, slipping, and going upstairs, respectively