Mean absolute errors for each deformation mode. CW, clockwise; CCW, counterclockwise.
| kNN | GPs | MLPs | SVMs | Tree | Linear | |
| Bend up | 0.07 | 1.59 | 1.74 | 3.10 | 5.02 | 6.50 |
| Bend down | 0.08 | 1.88 | 2.72 | 2.92 | 5.25 | 8.92 |
| Twist CW | 0 | 1.81 | 2.36 | 1.98 | 4.50 | 5.87 |
| Twist CCW | 0.07 | 2.05 | 2.39 | 3.27 | 4.43 | 5.92 |
| Mean | 0.06 | 1.83 | 2.30 | 2.82 | 4.80 | 6.80 |