Deep learning-based action detection in untrimmed videos: A survey

E Vahdani, Y Tian - IEEE Transactions on Pattern Analysis and …, 2022 - ieeexplore.ieee.org
Understanding human behavior and activity facilitates advancement of numerous real-world
applications, and is critical for video analysis. Despite the progress of action recognition …

Fine-grained temporal contrastive learning for weakly-supervised temporal action localization

J Gao, M Chen, C Xu - … of the IEEE/CVF conference on …, 2022 - openaccess.thecvf.com
We target at the task of weakly-supervised action localization (WSAL), where only video-
level action labels are available during model training. Despite the recent progress, existing …

Dual-evidential learning for weakly-supervised temporal action localization

M Chen, J Gao, S Yang, C Xu - European conference on computer vision, 2022 - Springer
Weakly-supervised temporal action localization (WS-TAL) aims to localize the action
instances and recognize their categories with only video-level labels. Despite great …

Weakly supervised temporal action localization via representative snippet knowledge propagation

L Huang, L Wang, H Li - … of the IEEE/CVF conference on …, 2022 - openaccess.thecvf.com
Weakly supervised temporal action localization targets at localizing temporal boundaries of
actions and simultaneously identify their categories with only video-level category labels …

Exploring denoised cross-video contrast for weakly-supervised temporal action localization

J Li, T Yang, W Ji, J Wang… - Proceedings of the IEEE …, 2022 - openaccess.thecvf.com
Weakly-supervised temporal action localization aims to localize actions in untrimmed videos
with only video-level labels. Most existing methods address this problem with a" localization …

Proposal-based multiple instance learning for weakly-supervised temporal action localization

H Ren, W Yang, T Zhang… - Proceedings of the IEEE …, 2023 - openaccess.thecvf.com
Weakly-supervised temporal action localization aims to localize and recognize actions in
untrimmed videos with only video-level category labels during training. Without instance …

Pivotal: Prior-driven supervision for weakly-supervised temporal action localization

MN Rizve, G Mittal, Y Yu, M Hall… - Proceedings of the …, 2023 - openaccess.thecvf.com
Abstract Weakly-supervised Temporal Action Localization (WTAL) attempts to localize the
actions in untrimmed videos using only video-level supervision. Most recent works approach …

Vectorized evidential learning for weakly-supervised temporal action localization

J Gao, M Chen, C Xu - IEEE transactions on pattern analysis …, 2023 - ieeexplore.ieee.org
With the explosive growth of videos, weakly-supervised temporal action localization (WS-
TAL) task has become a promising research direction in pattern analysis and machine …

Cross-modal background suppression for audio-visual event localization

Y **a, Z Zhao - Proceedings of the IEEE/CVF conference on …, 2022 - openaccess.thecvf.com
Audiovisual Event (AVE) localization requires the model to jointly localize an event by
observing audio and visual information. However, in unconstrained videos, both information …

Boosting weakly-supervised temporal action localization with text information

G Li, D Cheng, X Ding, N Wang… - Proceedings of the …, 2023 - openaccess.thecvf.com
Due to the lack of temporal annotation, current Weakly-supervised Temporal Action
Localization (WTAL) methods are generally stuck into over-complete or incomplete …