Method | Spatial feature | Temporal feature | Temporal pre-training | Temporal input |
---|
ACF [19] | Hand-crafted | - | - | - |
CCF [16] | VGGNet-16 | - | - | - |
CCF + VGG-SF | VGGNet -16 | VGGNet-16 | ILSVRC2012 | SF |
CCF + SDt | VGGNet-16 | SDt itself | - | SDt |
CCF + VGG-SDt | VGGNet-16 | VGGNet-16 | ILSVRC2012 | SDt |
CCF + UCFAlex-SDt | VGGNet-16 | UCFAlex | UCF-101 | SDt |