Human-scene network: A novel baseline with self-rectifying loss for weakly supervised video anomaly detection

S Majhi, R Dai, Q Kong, L Garattoni… - Computer Vision and …, 2024 - Elsevier
Video anomaly detection in surveillance systems with only video-level labels (ie weakly
supervised) is challenging. This is due to (i) the complex integration of a large variety of …

Sequential attention mechanism for weakly supervised video anomaly detection

W Ullah, FUM Ullah, ZA Khan, SW Baik - Expert Systems with Applications, 2023 - Elsevier
Surveillance cameras are installed across various sectors of a smart city in order to capture
ongoing events for monitoring purposes. The analysis of these surveillance videos is an …

Distilling Aggregated Knowledge for Weakly-Supervised Video Anomaly Detection

J Dalvi, A Dabouei, G Dhanuka, M Xu - arXiv preprint arXiv:2406.02831, 2024 - arxiv.org
Video anomaly detection aims to develop automated models capable of identifying
abnormal events in surveillance videos. The benchmark setup for this task is extremely …

DAM: Dissimilarity attention module for weakly-supervised video anomaly detection

S Majhi, S Das, F Brémond - 2021 17th IEEE International …, 2021 - ieeexplore.ieee.org
Video anomaly detection under weak supervision is complicated due to the difficulties in
identifying the anomaly and normal instances during training, hence, resulting in non …

Exploiting completeness and uncertainty of pseudo labels for weakly supervised video anomaly detection

C Zhang, G Li, Y Qi, S Wang, L Qing… - Proceedings of the …, 2023 - openaccess.thecvf.com
Weakly supervised video anomaly detection aims to identify abnormal events in videos
using only video-level labels. Recently, two-stage self-training methods have achieved …

Mgfn: Magnitude-contrastive glance-and-focus network for weakly-supervised video anomaly detection

Y Chen, Z Liu, B Zhang, W Fok, X Qi… - Proceedings of the AAAI …, 2023 - ojs.aaai.org
Weakly supervised detection of anomalies in surveillance videos is a challenging task.
Going beyond existing works that have deficient capabilities to localize anomalies in long …

Weakly-supervised video anomaly detection with robust temporal feature magnitude learning

Y Tian, G Pang, Y Chen, R Singh… - Proceedings of the …, 2021 - openaccess.thecvf.com
Anomaly detection with weakly supervised video-level labels is typically formulated as a
multiple instance learning (MIL) problem, in which we aim to identify snippets containing …

Weakly-supervised video anomaly detection with contrastive learning of long and short-range temporal features

Y Tian, G Pang, Y Chen, R Singh, JW Verjans… - 2021 - ink.library.smu.edu.sg
Anomaly detection with weakly supervised video-level labels is typically formulated as a
multiple instance learning (MIL) problem, in which we aim to identify snippets containing …

Learning prompt-enhanced context features for weakly-supervised video anomaly detection

Y Pu, X Wu, L Yang, S Wang - arXiv preprint arXiv:2306.14451, 2023 - arxiv.org
Video anomaly detection under weak supervision presents significant challenges,
particularly due to the lack of frame-level annotations during training. While prior research …

Weakly supervised video anomaly detection via center-guided discriminative learning

B Wan, Y Fang, X Xia, J Mei - 2020 IEEE international …, 2020 - ieeexplore.ieee.org
Anomaly detection in surveillance videos is a challenging task due to the diversity of
anomalous video content and duration. In this paper, we consider video anomaly detection …