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Table 3 The MAD values (cGy) for different ROI types and the p-values of the statistical differences between the testing results obtained with the MSE and sharp loss functions

From: Sharp loss: a new loss function for radiotherapy dose prediction based on fully convolutional networks

  MSE loss Sharp loss (γ = 100) p
PTV 318.87 ± 30.23 144.15 ± 16.27 0.005
Ipsilateral lung 278.99 ± 51.68 198.75 ± 61.38 0.005
Heart 216.99 ± 44.13 144.86 ± 43.98 0.005
Contralateral lung 125.96 ± 66.76 111.86 ± 47.19 0.074
Spinal cord 194.30 ± 14.51 168.58 ± 25.97 0.005