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Summary of Dice coefficients for different types of solid nodules based on two different methods.
| Type | Number nodules | 4D-based method | Proposed method | ||
|---|---|---|---|---|---|
| Mean coefficient | Std (σ) | Mean coefficient | Std (σ) | ||
| Isolated | 28 | 0.80 | 0.05 | 0.81 | 0.04 |
| Vascular | 53 | 0.68 | 0.1 | 0.80 | 0.06 |
| Pleural | 20 | 0.67 | 0.09 | 0.73 | 0.06 |
