. Author manuscript; available in PMC: 2021 Nov 12.
Published in final edited form as: Appl Syst Innov. 2021 May 10;4(2):32. doi: 10.3390/asi4020032
This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Figure 2.
Sensor placement.