Table 12. Comparison of performance with the reported results.

Reference	Number of Activities	Number of Sensors	Classification Accuracy
[17]	9	3 (wrist, chest, ankle)	86%
[23]	20	5 (forearm, wrist, waist, ear, thigh, ankle)	84%
[44]	5	1 (chest)	93%
[45]		2 (thigh)	92% to 95%
[41]	4	6 (3 left hip, 3 right hip)	83% to 90%
[42]	12	2 (wrist, waist)	90%
[43]	5	3 (thigh, hip, wrist)	84%
[46]	5 grouped activities	2 (wrist, hip)	88%
[47]	14	6 (thigh, chest, hip, both wrists, weapon)	90%
[48]	4	2 (thigh, trunk)	90%
[49]	8	3 (waist, thigh, ankle)	94%
This paper	12	3 (chest, wrist, ankle)	98%