Table 4. Algorithm comparison with average augmentation time per dataset and tunable parameters.
DA Method | Average Time (s) | Tunable Parameters |
---|---|---|
Jittering | <0.01 | σ |
Rotation | <0.01 | σ |
Scaling | <0.01 | σ |
Magnitude Warping | 0.11 | σ, # of knots |
Permutation | 0.01 | window size, # of permutations |
Slicing | 0.02 | window size |
Time Warping | 0.12 | σ, # of knots |
Window Warping | 0.04 | window size, warping amount |
SPAWNER | 66.7 | σ, DTW constraints |
wDBA | 2,300 | weighting, DTW constraints |
RGW | 70.5 | DTW constraints |
DGW | 6,380 | batch size, DTW constraints |