Table 1. The volume results by four methods and the ground truth.
The value of each volume is in mm3. The bold number means the best one for each data case.
| Datesets | Ground truth | Ours | FCM | HCA | DBSCAN | GMMs |
|---|---|---|---|---|---|---|
| enamel(case1) | 8167.00 | 8246.29 | 8246.29 | 8246.29 | 8246.29 | 8246.29 |
| dentine(case1) | 49700.00 | 47740.80 | 50902.60 | 53005.00 | 53500.21 | 51031.72 |
| pulp(case1) | 4437.00 | 5001.40 | 3030.10 | 2500.30 | 2470.60 | 3120.56 |
| enamel(case2) | 6098.00 | 6148.80 | 6148.80 | 6148.80 | 6148.80 | 6148.80 |
| dentine(case2) | 41070.00 | 43355.80 | 44500.10 | 45500.12 | 45900.00 | 44325.70 |
| pulp(case2) | 674.00 | 610.981 | 480.90 | 420.60 | 400.95 | 489.20 |
| enamel(case3) | 9221.00 | 9194.34 | 9194.34 | 9194.34 | 9194.34 | 9194.34 |
| dentine(case3) | 46650.00 | 47886.80 | 48800.78 | 49900.01 | 50010.53 | 48856.09 |
| pulp(case3) | 2091.00 | 2379.74 | 1498.09 | 1300.60 | 1290.60 | 1502.36 |