Table 5. Data augmentation recommendations for data type and model type.
| Data Type | MLP | VGG | ResNet | LSTM | BLSTM | LSTM-FCN |
|---|---|---|---|---|---|---|
| Device | Sl, Ro, Sc, J, N | Sl, M, W, T, RW | N, W, T, P, SP | RW, J, W, Sc, T | J, T, RW, DW, wD | T, P, M, N, RW |
| ECG | M, Ro, Sc, J, N, SP | Sc, Ro, M, W, RW | J, Sc, N, P, M | Sc, J, Ro, Sl, W | Sl, Sc, N, Ro, J | Sc, M, P, N, wD |
| EOG | W, wD, RW, J, DW | SP, W, P, T, wD | DW, P, RW, T, SP | Sc, Sl, W, J, P | J, SP, N, T, M | DW, Sc, W, Ro, Sl |
| EPG | N, Sc, J, Sl, M | J, SP, Sc, T, DW | N, Sc, J, Sl, P | Sc, J, Sl, W, P | N, Sc, J, Sl, P | N, Sc, J, Sl, W |
| Hemo | RW, Ro, M, N, P | T, P, DW, Sl, W | Sl, Ro, SP, wD, N | T, Sl, P, DW, N | Sl, DW, P, SP, Ro | Sl, N, P, DW, T |
| HRM | Sl, DW, N, P, RW | T, Sl, Ro, W, P | Sl, P, W, RW, SP | DW, J, SP, Ro, Sl | Sl, RW, P, SP, Ro | N, P, W, RW, wD |
| Image | Sc, J, Ro, RW, N | W, DW, RW, Sl, T | W, N, Sc, M, wD | RW, M, SP, W, J | DW, Sc, M, T, W | N, W, P, Sl, DW |
| Motion | W, DW, Sl, RW, Sc | DW, W, RW, Sl, T | Sc, wD, Sl, W, Ro | W, N, M, RW, J | RW, Sl, SP, W, RW | Sc, W, N, DW, M |
| Power | N, Sc, Ro, wD, J | N, Sc, Ro, J, M | RW, Ro, SP, wD, W | N, Ro, RW, M, SP | Ro, DW, N, J, RW | Sc, J, Ro, wD, N |
| Simulated | DW, SP, Sc, RW, J | W, DW, Sc, Sl, N | Sc, DW, W, N, wD | W, DW, Sl, Sc, J | RW, DW, W, M, wD | W, DW, N, Ro, RW |
| Spectro | Sl, W, DW, RW, T | Sl, W, DW, wD, J | W, DW, RW, SP, Sl | DW, SP, M, T, J | M, T, DW, Sc, SP | W, RW, Sl, Sc, N |
| Spectrum | J, Sc, RW, N, W | Sl, N, DW, Ro, P | W, DW, Sl, SP, M | Sc, SP, T, RW, W | W, T, J, SP, N | P, SP, Sc, RW, N |
| Traffic | Sl, Sc, RW, DW, wD | Sc, J, Ro, T, wD | P, wD, J, Ro, N | W, T, Sc, T, RW | W, wD, Sl, DW, N | N, W, J, SP, wD |
| Trajectory | J, Sc, M, DW, SP | RW, N, DW, Sc, W | Sc, M, wD, W, RW | M, Sc, J, Sl, DW | DW, W, J, Ro, Sc | P, RW, Sc, N, DW |
| Overall | Sc, J, RW, W, Sl | W, DW, Sl, RW, T | W, Sc, DW, N, wD | W, RW, J, Sc, M | DW, Sl, RW, W, M | N, W, DW, P, Sc |
The suggested augmentation method has the top five highest average rank within each data type. Ties between methods are broken based on execution time.
N: None, J: Jittering, Sc: Scaling, Ro: Rotation, M: Magnitude Warping, P: Permutation, T: Time Warping, Sl: Slicing, W: Window Warping, SP: SPAWNER, wD: wDBA, RW: RGW, DW: DGW