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Comparison with different backbones. Top-1 accuracy using 16 f clips of split-1 of UCF-101 and HMDB-51.
| Backbone | Single Stream | Siamesecenter | ASNet | |||
|---|---|---|---|---|---|---|
| UCF-101 | HMDB-51 | UCF-101 | HMDB-51 | UCF-101 | HMDB-51 | |
| ResNet-18 | 84.5 | 57.3 | 85.0 | 57.5 | 86.7 | 57.5 |
| ResNet-50 | 88.7 | 62.4 | 88.8 | 62.4 | 90.5 | 62.4 |
| ResNet-101 | 88.6 | 63.6 | 88.9 | 63.8 | 90.6 | 64.7 |
| DenseNet-121 | 87.5 | 61.1 | 88.1 | 61.3 | 90.1 | 61.7 |
| ResNext-101 | 91.7 | 66.7 | 92.1 | 67.0 | 93.7 | 69.2 |
| ResNext-101 (64 f) | 95.2 | 74.1 | 95.4 | 75.2 | 96.4 | 77.7 |
