|  | Spearman correlation gap ↑ | FactorVAE metric ↑ | MIG ↑ |
---|---|---|---|---|
Linear step | PCA | 0.68 ±0.00 | 0.35 ±0.01 | 0.54 ±0.00 |
 | VAE | 0.3 ±0.04 | 0.4 ±0.02 | 0.48 ±0.13 |
 | β-TCVAE | 0.18 ±0.05 | 0.48 ±0.03 | 0.72 ±0.02 |
Non-linear step | PCA | 0.72 ±0.00 | 0.35 ±0.01 | 0.55 ±0.00 |
 | VAE | 0.27 ±0.07 | 0.41 ±0.02 | 0.43 ±0.08 |
 | β-TCVAE | 0.16 ±0.06 | 0.51 ±0.04 | 0.66 ±0.16 |