Generalized video anomaly event detection: Systematic taxonomy and comparison of deep models

Y Liu, D Yang, Y Wang, J Liu, J Liu… - ACM Computing …, 2024 - dl.acm.org
Video Anomaly Detection (VAD) serves as a pivotal technology in the intelligent surveillance
systems, enabling the temporal or spatial identification of anomalous events within videos …

State-of-the-art violence detection techniques in video surveillance security systems: a systematic review

B Omarov, S Narynov, Z Zhumanov, A Gumar… - PeerJ Computer …, 2022 - peerj.com
We investigate and analyze methods to violence detection in this study to completely
disassemble the present condition and anticipate the emerging trends of violence discovery …

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 …

Generative cooperative learning for unsupervised video anomaly detection

MZ Zaheer, A Mahmood, MH Khan… - Proceedings of the …, 2022 - openaccess.thecvf.com
Video anomaly detection is well investigated in weakly supervised and one-class
classification (OCC) settings. However, unsupervised video anomaly detection is quite …

Self-training multi-sequence learning with transformer for weakly supervised video anomaly detection

S Li, F Liu, L Jiao - Proceedings of the AAAI Conference on Artificial …, 2022 - ojs.aaai.org
Abstract Weakly supervised Video Anomaly Detection (VAD) using Multi-Instance Learning
(MIL) is usually based on the fact that the anomaly score of an abnormal snippet is higher …

Mist: Multiple instance self-training framework for video anomaly detection

JC Feng, FT Hong, WS Zheng - Proceedings of the IEEE …, 2021 - openaccess.thecvf.com
Weakly supervised video anomaly detection (WS-VAD) is to distinguish anomalies from
normal events based on discriminative representations. Most existing works are limited in …

Video event restoration based on keyframes for video anomaly detection

Z Yang, J Liu, Z Wu, P Wu, X Liu - Proceedings of the IEEE …, 2023 - openaccess.thecvf.com
Video anomaly detection (VAD) is a significant computer vision problem. Existing deep
neural network (DNN) based VAD methods mostly follow the route of frame reconstruction or …

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 …

Unbiased multiple instance learning for weakly supervised video anomaly detection

H Lv, Z Yue, Q Sun, B Luo, Z Cui… - Proceedings of the …, 2023 - openaccess.thecvf.com
Abstract Weakly Supervised Video Anomaly Detection (WSVAD) is challenging because the
binary anomaly label is only given on the video level, but the output requires snippet-level …

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 …