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. 2019 Aug 8;19(16):3462. doi: 10.3390/s19163462

Figure 2.

Figure 2

Conceptualization of the proposed general CWT algorithm with three main phases: (1) Pre-processing of the acceleration signals; (2) Tracking the gait events and gait cycles through time-frequency analysis; (3) Distinguishing HS and TO gait events.