Human Posture Detection Method Based on Wearable Devices

Table 2

Time domain features in different muscle positions.

Muscles	Features	Left turn	Stop	Right turn
Biceps brachii	Mean absolute value	67.2572 ± 12.2266	19.5647 ± 0.1265	21.3071 ± 12.2266
	Standard deviation	103.8934 ± 22.1665	5.3235 ± 1.2139	29.2781 ± 22.1665
	Variance	104.4871 ± 22.0447	20.2829 ± 0.3369	32.1099 ± 22.0447
Extensor carpi ulnaris	Mean absolute value	55.0021 ± 9.7912	19.5647 ± 0.1265	26.7749 ± 9.7912
	Standard deviation	88.8508 ± 16.1424	5.3235 ± 1.2139	43.4217 ± 16.1424
	Variance	88.8615 ± 16.1262	20.2829 ± 0.3369	43.4867 ± 16.1262