|  |  |  | Cross-validation assignment rate (%) | |
---|---|---|---|---|---|
Data acquisition | Data processing | # of points used | # of PC axes | Observed | 95% confidence interval |
Curve tracing | Bending energy | 20 | 18 | 67.4 | 67.4 – 93.5 |
Curve tracing | Bending energy | 30 | 18 | 78.3 | 67.4 – 93.5 |
Curve tracing | Bending energy | 41 | 10 | 84.8 | 73.9 – 95.7 |
Curve tracing | Bending energy | 60 | 10 | 84.8 | 69.6 – 95.7 |
Curve tracing | Bending energy | 82 | 9 | 87.0 | 69.6 – 95.7 |
Curve tracing | Bending energy | 120 | 9 | 87.0 | 67.4 – 95.7 |
Curve tracing | Perpendicular projection | 20 | 18 | 84.8 | 76.1 – 97.8 |
Curve tracing | Perpendicular projection | 30 | 10 | 82.6 | 76.1 – 95.7 |
Curve tracing | Perpendicular projection | 41 | 11 | 84.8 | 71.7 – 95.7 |
Curve tracing | Perpendicular projection | 60 | 13 | 87.0 | 73.9 – 97.8 |
Curve tracing | Perpendicular projection | 82 | 13 | 84.8 | 76.1 – 97.8 |
Curve tracing | Perpendicular projection | 120 | 12 | 84.8 | 76.1 – 95.7 |
Curve tracing | Elliptical Fourier analysis | 41 | 10 | 84.8 | 65.2 – 93.5 |
Curve tracing | Elliptical Fourier analysis | 82 | 12 | 73.9 | 63.0 – 93.5 |
Fan | Bending energy | 41 | 6 | 89.1 | 73.9 – 95.7 |
Fan | Bending energy | 82 | 7 | 89.1 | 76.1 – 95.7 |
Fan | Perpendicular projection | 41 | 9 | 87.0 | 73.9 – 97.8 |
Fan | Perpendicular projection | 82 | 7 | 89.1 | 78.3 – 97.8 |