Image | Resolution (μm) | Image size | Field of view (mm2) | Pixel size (mm) |
---|---|---|---|---|
Image | ||||
IVUS | 150–200 | 512*512 | 9*9 | 0.01752 |
OCT | 10–20 | 704*704 | 7.01*7.01 | 0.00996 |
Angiography | > 200 | 512*512 | 152*152 | 0.29688 |
Model parameters | c1 (kPa) | c2 (kPa) | D1 (kPa) | D2 | K (kPa) | K1 (kPa) | K2 |
---|---|---|---|---|---|---|---|
Material | |||||||
Tissue | − 278.7 | 24.35 | 133.7 | 2 | 13,157 | 7.19 | 23.5 |
Lipid | 0.5 | 0 | 0.5 | 1.5 | 1250 | – | – |
Calcification | 92 | 0 | 36 | 2 | 164,000 | – | – |
Pressures | Maximum = 136 mmHg, Minimum = 88 mmHg |
Prediction methods | Setting | Data processing | Validation |
---|---|---|---|
SVM | Kernel function: Gaussian radial basis function | Synthetic minority oversampling technique (SMOTE) | Fivefold cross-validation |
RF | Number of tree: 20 | ||
EL | Number of ensemble learning cycles: 100 | ||
DA | Discriminant type: linear |