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. 2021 May 27;21(11):3721. doi: 10.3390/s21113721

Table 2.

The ablation study under different model configuration.

No. Structure Loss Reg. Aug. Att. Pru. Fin. EER
1 Resnet MSE × × × 1.55%
2 A MSE × × × 1.26%
3 A MSE × × × × 1.86%
4 A MSE × × × × 3.40%
5 A CE × × × 1.55%
6 A MSE × × 1.09%
7 C MSE × 1.22%
8 C MSE 1.03%
9 C MSE 1.26%
10 C o MSE 0.76%

Reg., Aug., Att., Pru., and Fin. are the abbreviation of regularization term, augmentation layer, attention layer, pruning, and finetuning. † The model is trained from scratch. o The uncropped iris images with resolution of 30 × 360 serve as input.