English
Related papers

Related papers: Visual Anomaly Detection under Complex View-Illumi…

200 papers

Video anomaly detection (VAD) is an important computer vision problem. Thanks to the mode coverage capabilities of generative models, the likelihood-based paradigm is catching growing interest, as it can model normal distribution and detect…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Hanwen Zhang , Congqi Cao , Qinyi Lv , Lingtong Min , Yanning Zhang

Training a unified model is considered to be more suitable for practical industrial anomaly detection scenarios due to its generalization ability and storage efficiency. However, this multi-class setting, which exclusively uses normal data,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Jianlong Hu , Xu Chen , Zhenye Gan , Jinlong Peng , Shengchuan Zhang , Jiangning Zhang , Yabiao Wang , Chengjie Wang , Liujuan Cao , Rongrong Ji

In the advancement of industrial informatization, unsupervised anomaly detection technology effectively overcomes the scarcity of abnormal samples and significantly enhances the automation and reliability of smart manufacturing. As an…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Yuxuan Lin , Yang Chang , Xuan Tong , Jiawen Yu , Antonio Liotta , Guofan Huang , Wei Song , Deyu Zeng , Zongze Wu , Yan Wang , Wenqiang Zhang

Video Anomaly Detection (VAD) is an important topic in computer vision. Motivated by the recent advances in self-supervised learning, this paper addresses VAD by solving an intuitive yet challenging pretext task, i.e., spatio-temporal…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Guodong Wang , Yunhong Wang , Jie Qin , Dongming Zhang , Xiuguo Bao , Di Huang

Anomaly detection (AD) is a machine learning task that identifies anomalies by learning patterns from normal training data. In many real-world scenarios, anomalies vary in severity, from minor anomalies with little risk to severe…

Machine Learning · Computer Science 2024-11-25 Tri Cao , Minh-Huy Trinh , Ailin Deng , Quoc-Nam Nguyen , Khoa Duong , Ngai-Man Cheung , Bryan Hooi

Semi-supervised video anomaly detection (VAD) is a critical task in the intelligent surveillance system. However, an essential type of anomaly in VAD named scene-dependent anomaly has not received the attention of researchers. Moreover,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Congqi Cao , Yue Lu , Peng Wang , Yanning Zhang

Video Anomaly Detection~(VAD) focuses on identifying anomalies within videos. Supervised methods require an amount of in-domain training data and often struggle to generalize to unseen anomalies. In contrast, training-free methods leverage…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Yihua Shao , Haojin He , Sijie Li , Siyu Chen , Xinwei Long , Fanhu Zeng , Yuxuan Fan , Muyang Zhang , Ziyang Yan , Ao Ma , Xiaochen Wang , Hao Tang , Yan Wang , Shuyan Li

Unsupervised anomaly detection (UAD) has evolved from building specialized single-class models to unified multi-class models, yet existing multi-class models significantly underperform the most advanced one-for-one counterparts. Moreover,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Jia Guo , Shuai Lu , Lei Fan , Zelin Li , Donglin Di , Yang Song , Weihang Zhang , Wenbing Zhu , Hong Yan , Fang Chen , Huiqi Li , Hongen Liao

Video anomaly detection (VAD) is an essential task in the image processing community with prospects in video surveillance, which faces fundamental challenges in balancing detection accuracy with computational efficiency. As video content…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Yang Liu , Boan Chen , Xiaoguang Zhu , Jing Liu , Peng Sun , Wei Zhou

Visual Anomaly Detection (VAD) aims to identify abnormal samples in images that deviate from normal patterns, covering multiple domains, including industrial, logical, and medical fields. Due to the domain gaps between these fields,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Zhaopeng Gu , Bingke Zhu , Guibo Zhu , Yingying Chen , Ming Tang , Jinqiao Wang

Visual anomaly detection is an important and challenging problem in the field of machine learning and computer vision. This problem has attracted a considerable amount of attention in relevant research communities. Especially in recent…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Jie Yang , Ruijie Xu , Zhiquan Qi , Yong Shi

T2 hyperintensities in spinal cord MR images are crucial biomarkers for conditions such as degenerative cervical myelopathy. However, current clinical diagnoses primarily rely on manual evaluation. Deep learning methods have shown promise…

Image and Video Processing · Electrical Eng. & Systems 2025-03-18 Qi Zhang , Xiuyuan Chen , Ziyi He , Kun Wang , Lianming Wu , Hongxing Shen , Jianqi Sun

Few-Shot Industrial Visual Anomaly Detection (FS-IVAD) comprises a critical task in modern manufacturing settings, where automated product inspection systems need to identify rare defects using only a handful of normal/defect-free training…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Aggelos Psiris , Yannis Panagakis , Maria Vakalopoulou , Georgios Th. Papadopoulos

The deployment of zero-shot anomaly detection (AD) in embodied industrial inspection is severely bottlenecked by its reliance on passive, fixed-viewpoint 2D imagery. Such formulations inherently fail to accommodate the active, dynamic…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Jiaxuan Liu , Yunkang Cao , Yufeng Chen , Chunyang Li , Yuhuan Du , Hui Zhang

Video anomaly detection (VAD) is crucial for video analysis and surveillance in computer vision. However, existing VAD models rely on learned normal patterns, which makes them difficult to apply to diverse environments. Consequently, users…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Sunghyun Ahn , Youngwan Jo , Kijung Lee , Sein Kwon , Inpyo Hong , Sanghyun Park

Video anomaly detection is a subject of great interest across industrial and academic domains due to its crucial role in computer vision applications. However, the inherent unpredictability of anomalies and the scarcity of anomaly samples…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Yalong Jiang , Liquan Mao

Detecting visual anomalies in diverse, multi-class real-world images is a significant challenge. We introduce \ours, a novel unsupervised multi-class visual anomaly detection framework. It integrates a Latent Diffusion Model (LDM) with a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Samet Hicsonmez , Abd El Rahman Shabayek , Djamila Aouada

This paper introduces a novel anomaly detection (AD) problem aimed at identifying `odd-looking' objects within a scene by comparing them to other objects present. Unlike traditional AD benchmarks with fixed anomaly criteria, our task…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Ankan Bhunia , Changjian Li , Hakan Bilen

Weakly supervised video anomaly detection (WS-VAD) is tasked with pinpointing temporal intervals containing anomalous events within untrimmed videos, utilizing only video-level annotations. However, a significant challenge arises due to the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Yu Wang , Shiwei Chen

We present a novel large-scale dataset for defect detection in a logistics setting. Recent work on industrial anomaly detection has primarily focused on manufacturing scenarios with highly controlled poses and a limited number of object…

Computer Vision and Pattern Recognition · Computer Science 2025-10-08 Sebastian Höfer , Dorian Henning , Artemij Amiranashvili , Douglas Morrison , Mariliza Tzes , Ingmar Posner , Marc Matvienko , Alessandro Rennola , Anton Milan
‹ Prev 1 4 5 6 7 8 10 Next ›