“…With the development of IoT revolution, numerous flexible electronic devices have been displayed. Especial, the devices can be attached on human skin to establish human-computer interaction and achieve real-time transmission of big data [ 21 , 22 , 23 , 24 , 25 , 26 , 27 ]. It is worth noting that these multi-purpose sensors can be applied in both daily life and the field of motion monitoring [ 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 ].…”