Table 4 Local prediction performance of VF threshold sensitivity values from OCT data (including augmented data using MICE and SMOTE).
ML Model | Folds | Threshold Sensitivity (dB) | Grayscale Pixel values | ||
|---|---|---|---|---|---|
MAE (original TS) | MAE (normalised TS) | MAE | MSSI | ||
XGBoost | Fold-1 | 3.37 | 2.63 | 11.35 | 0.70 |
Fold-2 | 3.37 | 2.66 | 12.28 | 0.69 | |
Fold-3 | 3.77 | 2.95 | 11.84 | 0.71 | |
Fold-4 | 3.58 | 2.75 | 10.62 | 0.72 | |
Fold-5 | 3.51 | 2.85 | 10.99 | 0.70 | |
Mean ± STD | 3.52 ± 0.17 | 2.77 ± 0.13 | 11.42 ± 0.66 | 0.70 ± 0.01 | |
95% CI | 3.37–3.67 | 2.65–2.88 | 10.84–11.99 | 0.69–0.71 | |
SVM | Fold-1 | 3.27 | 2.55 | 10.33 | 0.75 |
Fold-2 | 3.26 | 2.53 | 10.86 | 0.74 | |
Fold-3 | 3.15 | 2.45 | 11.29 | 0.75 | |
Fold-4 | 3.23 | 2.52 | 10.44 | 0.75 | |
Fold-5 | 3.26 | 2.51 | 9.84 | 0.75 | |
Mean ± STD | 3.23 ± 0.05 | 2.51 ± 0.04 | 10.55 ± 0.55 | 0.75 ± 0.01 | |
95% CI | 3.19–3.28 | 2.48–2.54 | 10.07–11.04 | 0.75–0.75 | |
RF | Fold-1 | 3.23 | 2.49 | 10.90 | 0.78 |
Fold-2 | 3.18 | 2.50 | 11.78 | 0.76 | |
Fold-3 | 3.71 | 2.84 | 11.36 | 0.77 | |
Fold-4 | 3.34 | 2.54 | 10.40 | 0.78 | |
Fold-5 | 3.35 | 2.71 | 10.50 | 0.77 | |
Mean ± STD | 3.36 ± 0.21 | 2.62 ± 0.15 | 10.99 ± 0.58 | 0.77 ± 0.01 | |
95% CI | 3.18–3.55 | 2.48–2.75 | 10.48–11.5 | 0.77–0.78 | |
