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. 2020 May 25;20(10):2983. doi: 10.3390/s20102983

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Representation of (a) the hoof angle calculated from the hoof markers allowing the detection of Foot on (o) and Foot off (∆) reference events (MoCapFootOn and MoCapFootOff), (b) the Y-axis gyroscopic signal used for the detection of Foot on (o) and Foot off (∆) events in method A (ImuFootOn_A and ImuFootOff_A) and method C (ImuFootOn_C and ImuFootOff_C), (c) the Z-axis accelerometric signal used for detection of Foot on (o) events in method B (ImuFootOn_B) and method D (ImuFootOn_D), (d) the X-axis accelerometric signal used for detection of Foot off (∆) events in method B (ImuFootOff_B) and method D (ImuFootOff_D).