Huijuan TIAN, Jiahao ZHAI, Jianxin LIU, Jiawei LIU, Linlin DENG. A Low-quality Iris Image Segmentation Algorithm Based on SRN-UNet[J]. Acta Photonica Sinica, 2022, 51(2): 0210006
- Acta Photonica Sinica
- Vol. 51, Issue 2, 0210006 (2022)
Fig. 1. Overall network structure of SRN-UNet
Fig. 2. Network structure of SE-ResNext module
Fig. 3. The basic unit of ResNet and ResNext
Fig. 4. Network structure of SENet
Fig. 5. Data set sample display
Fig. 6. Part of the data set and corresponding annotations
Fig. 7. The prediction results of different algorithms for near-infrared iris images
Fig. 8. The prediction results of different algorithms for low-quality iris images
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Table 1. Comparison of segmentation performance of different loss functions
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Table 2. Time required for network operation（s）
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Table 3. Comparison of different iris segmentation algorithms
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Table 4. Influence of each module on whole model
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