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 …

Stochastic video normality network for abnormal event detection in surveillance videos

Y Liu, D Yang, G Fang, Y Wang, D Wei, M Zhao… - Knowledge-Based …, 2023 - Elsevier
Abstract Video Anomaly Detection (VAD) aims to automatically identify unexpected spatial–
temporal patterns to detect abnormal events in surveillance videos. Existing unsupervised …

Learning causality-inspired representation consistency for video anomaly detection

Y Liu, Z **a, M Zhao, D Wei, Y Wang, S Liu… - Proceedings of the 31st …, 2023 - dl.acm.org
Video anomaly detection is an essential yet challenging task in the multimedia community,
with promising applications in smart cities and secure communities. Existing methods …

Osin: Object-centric scene inference network for unsupervised video anomaly detection

Y Liu, Z Guo, J Liu, C Li, L Song - IEEE Signal Processing …, 2023 - ieeexplore.ieee.org
Video Anomaly Detection (VAD) is an essential yet challenging task in the signal processing
community, which aims to understand the spatial and temporal contextual interactions …

MSN-net: Multi-scale normality network for video anomaly detection

Y Liu, D Li, W Zhu, D Yang, J Liu… - ICASSP 2023-2023 …, 2023 - ieeexplore.ieee.org
Existing unsupervised video anomaly detection methods often suffer from performance
degradation due to the overgeneralization of deep models. In this paper, we propose a …

Memory-enhanced spatial-temporal encoding framework for industrial anomaly detection system

Y Liu, B Ju, D Yang, L Peng, D Li, P Sun, C Li… - Expert Systems with …, 2024 - Elsevier
The development of modern manufacturing has raised greater demands on the accuracy,
response speed, and operating cost of industrial accident warnings. Compared to …

Spatiotemporal masked autoencoder with multi-memory and skip connections for video anomaly detection

Y Fu, B Yang, O Ye - Electronics, 2024 - mdpi.com
Video anomaly detection is a critical component of intelligent video surveillance systems,
extensively deployed and researched in industry and academia. However, existing methods …

Networking Systems for Video Anomaly Detection: A Tutorial and Survey

J Liu, Y Liu, J Lin, J Li, P Sun, B Hu, L Song… - arxiv preprint arxiv …, 2024 - arxiv.org
The increasing prevalence of surveillance cameras in smart cities, coupled with the surge of
online video applications, has heightened concerns regarding public security and privacy …

LGN-Net: Local-Global Normality Network for Video Anomaly Detection

M Zhao, X Zeng, Y Liu, J Liu, D Li, X Hu… - arxiv preprint arxiv …, 2022 - arxiv.org
Video anomaly detection (VAD) has been intensively studied for years because of its
potential applications in intelligent video systems. Existing unsupervised VAD methods tend …

Rethinking prediction-based video anomaly detection from local–global normality perspective

M Zhao, X Zeng, Y Liu, J Liu, C Pang - Expert Systems with Applications, 2025 - Elsevier
Video anomaly detection (VAD) has been intensively studied for years because of its
potential applications in intelligent video systems. Prediction-based VAD methods have …