action-recognition ava benchmark deep-learning i3d non-local openmmlab posec3d pytorch slowfast spatial-temporal-action-detection temporal-action-localization tsm tsn uniformerv2 video-classification video-understanding x3d

activitynet-captions audio bi-modal-encoder bi-modal-transformer bmt bmvc bmvc20 dense-video-captioning i3d multimodal-fusion proposal-generator pytorch temporal-action-proposals transformer video video-features