# Video Understanding

- [I3D: video understanding](/computer_vision/video-understanding/i3d-video-understanding.md): inflated 2d network
- [Slowfast: video recognition](/computer_vision/video-understanding/slowfast-video-recognition.md): two pathways model
- [ActionFormer: temporal action localization](/computer_vision/video-understanding/actionformer-temporal-action-localization.md): identify actions in time and recognize their categories