Table A5.
The list of selected features due to the different activity datasets in the unbalanced scenario.
Feature Name | Walk | Jog | Skip | Stay | Stairs up | Stairs down |
---|---|---|---|---|---|---|
Avg_Acc_X | ✓ | ✓ | ✓ | ✓ | ||
Avg_Acc_Y | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Avg_Acc_Z | ✓ | ✓ | ✓ | ✓ | ✓ | |
Avg_Acc_N | ✓ | ✓ | ✓ | ✓ | ✓ | |
SD_Acc_X | ✓ | ✓ | ✓ | |||
SD_Acc_Y | ✓ | ✓ | ✓ | |||
SD_Acc_Z | ✓ | |||||
SD_Acc_N | ✓ | ✓ | ||||
MinMax_Acc_X | ✓ | ✓ | ||||
MinMax_Acc_Y | ✓ | ✓ | ✓ | |||
MinMax_Acc_Z | ✓ | |||||
MinMax_Acc_N | ✓ | ✓ | ✓ | |||
MEA_Acc | ✓ | ✓ | ✓ | |||
ME_Acc_XY | ✓ | ✓ | ✓ | |||
ME_Acc_XZ | ✓ | ✓ | ||||
ME_Acc_YZ | ✓ | ✓ | ✓ | ✓ | ✓ | |
SMAMCS_Acc_X | ✓ | ✓ | ✓ | |||
SMAMCS_Acc_Y | ✓ | ✓ | ✓ | ✓ | ||
SMAMCS_Acc_Z | ✓ | ✓ | ✓ | ✓ | ✓ | |
Spec 3_ Acc _Y | ✓ | |||||
Avg_ Gyro _X | ✓ | |||||
Avg_ Gyro _Z | ✓ | |||||
Avg_ Gyro _N | ✓ | ✓ | ✓ | ✓ | ||
SD_ Gyro _X | ✓ | ✓ | ||||
SD_ Gyro _Y | ✓ | ✓ | ||||
SD_ Gyro _Z | ✓ | ✓ | ✓ | |||
MinMax_ Gyro _X | ✓ | ✓ | ✓ | |||
MinMax_ Gyro _Y | ✓ | |||||
MinMax_ Gyro _Z | ||||||
MinMax_ Gyro _N | ✓ | ✓ | ||||
Var_ Gyro _X | ✓ | ✓ | ||||
Var_ Gyro _Y | ✓ | |||||
Var_ Gyro _Z | ✓ | ✓ | ||||
Var_MI_ Gyro | ✓ | ✓ | ||||
SMA_ Gyro | ✓ | ✓ | ✓ | |||
E_ Gyro | ✓ | ✓ | ✓ | |||
Wavelet_RMS_aD2_Acc_X | ✓ | ✓ | ✓ | |||
Wavelet_RMS_aD2_Acc_Z | ✓ | |||||
Wavelet_RMS_dA3_Acc_X | ✓ | ✓ | ✓ | |||
Var_Acc_X | ✓ | ✓ | ✓ | ✓ | ||
Var_Acc_Y | ✓ | ✓ | ||||
Var_Acc_Z | ✓ | |||||
Var_MI_Acc | ✓ | ✓ | ✓ | |||
SMA_Acc | ✓ | ✓ | ✓ | ✓ | ✓ | |
E_Acc | ✓ | ✓ | ✓ | |||
MC_Acc_XY | ✓ | |||||
ME_Acc_X | ✓ | ✓ | ✓ | ✓ | ||
ME_Acc_Y | ✓ | ✓ | ✓ | ✓ | ||
ME_Acc_Z | ✓ | ✓ | ✓ | |||
MMA_Acc | ✓ | |||||
MVA_Acc | ✓ | ✓ | ||||
MC_ Gyro _XY | ✓ | ✓ | ||||
MC_ Gyro _XZ | ✓ | ✓ | ✓ | ✓ | ✓ | |
MC_ Gyro _YZ | ✓ | |||||
ME_ Gyro _X | ✓ | ✓ | ✓ | ✓ | ||
ME_ Gyro _Y | ✓ | ✓ | ✓ | |||
ME_ Gyro _Z | ✓ | ✓ | ✓ | |||
SMAMCS_ Gyro _X | ✓ | ✓ | ✓ | |||
SMAMCS_ Gyro _Y | ✓ | ✓ | ||||
SMAMCS_ Gyro _Z | ✓ | ✓ | ✓ | ✓ | ||
SMA_Acc_Gyro | ✓ | |||||
E_Acc_Gyro | ✓ | ✓ | ||||
ME_Acc_Gyro_X | ✓ | ✓ | ✓ | |||
ME_Acc_Gyro_Y | ✓ | ✓ | ||||
ME_Acc_Gyro_Z | ✓ | ✓ | ✓ | |||
SMAMCS_Acc_Gyro_X | ✓ | |||||
SMAMCS_Acc_Gyro_Y | ✓ | ✓ | ||||
SMAMCS_Acc_Gyro_Z | ✓ | ✓ | ✓ | ✓ | ||
Wavelet_STD_aD2_Acc_Y | ✓ | |||||
Wavelet_STD_dA3_Acc_X | ✓ | ✓ | ||||
Wavelet_STD_dA3_Acc_Y | ✓ | ✓ | ✓ | |||
Wavelet_STD_dA3_Acc_Z | ✓ | ✓ | ||||
Wavelet_STD_dD3_Acc_X | ✓ | ✓ | ✓ | ✓ | ||
Wavelet_STD_dD3_Acc_Y | ✓ | ✓ | ✓ | |||
Wavelet_STD_dD3_Acc_Z | ✓ | |||||
Wavelet_RMS_dA3_Acc_Z | ✓ | |||||
Wavelet_RMS_dD3_Acc_X | ✓ | ✓ | ✓ | ✓ | ||
Wavelet_RMS_dD3_Acc_Z | ✓ | ✓ |