TABLE 2. Mean and Standard Deviation of Dice Metric, Hausdorff Distance and RMSE for Each Patient for CPU and GPU Implementations in Comparison to Expert Manual Contours. Both Methods Yielded the Similar Level of Segmentation Accuracy.
| CPU | GPU | |||||
|---|---|---|---|---|---|---|
| Subject | DM (SD) | HD (SD) mm | RMSE (SD) mm | DM (SD) | HD (SD) mm | RMSE (SD) mm |
| Subject 1 | 0.85(0.06) | 3.98(1.38) | 1.68(0.61) | 0.86(0.06) | 3.90(1.34) | 1.65(0.59) |
| Subject 2 | 0.89(0.04) | 3.67(1.12) | 1.52(0.51) | 0.89(0.04) | 3.69(1.13) | 1.54(0.52) |
| Subject 3 | 0.81(0.09) | 3.44(1.35) | 1.46(0.64) | 0.81(0.09) | 3.47(1.36) | 1.46(0.64) |
| Subject 4 | 0.93(0.03) | 2.86(0.74) | 1.17(0.34) | 0.93(0.03) | 2.87(0.75) | 1.16(0.34) |
| Subject 5 | 0.83(0.04) | 4.23(1.75) | 1.45(0.45) | 0.83(0.04) | 4.23(1.75) | 1.46(0.45) |
| Subject 6 | 0.91(0.03) | 3.89(1.11) | 1.57(0.42) | 0.91(0.03) | 3.88(1.12) | 1.58(0.42) |
| Mean | 0.87(0.05) | 3.68(1.24) | 1.48(0.50) | 0.87(0.05) | 3.67(1.24) | 1.48(0.49) |