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The ablation experiment results of the proposed modules on the GTSRB val dataset, PFAN-A stands for the PFAN-A module, PFAN-B stands for the PFAN-B module, PFAN-1 stands for the baseline, and PFAN-4 stands for the proposed PFANet.
| Method | PFAN-A | PFAN-B | #Params. | GFLOPs | Accuracy |
|---|---|---|---|---|---|
| HRNet [16] | × | × | 21.3 M | 3.99 | 96.80 |
| PFAN-2 | √ | × | 23.5 M | 4.56 | 97.09 |
| PFAN-3 | × | √ | 23.5 M | 4.42 | 97.02 |
| PFANet (ours) | √ | √ | 27.7 M | 4.99 | 97.21 |
