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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: IEEE J Biomed Health Inform. 2018 Jan;22(1):40–46. doi: 10.1109/JBHI.2017.2773629

Fig. 2.

Fig. 2

Frequency of 6MW after applying the bandpass filter for the data sample shown in Figure 1. The peak magnitude of frequency spectrum, which is clearly visible in both the cases, is used to obtain the gait length.