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Object anomaly detection is essential for industrial quality inspection, yet traditional single-sensor methods face critical limitations. They fail to capture the wide range of anomaly types, as single sensors are often constrained to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Wenqiao Li , Bozhong Zheng , Xiaohao Xu , Jinye Gan , Fading Lu , Xiang Li , Na Ni , Zheng Tian , Xiaonan Huang , Shenghua Gao , Yingna Wu

Multimodal industrial anomaly detection benefits from integrating RGB appearance with 3D surface geometry, yet existing \emph{unsupervised} approaches commonly rely on memory banks, teacher-student architectures, or fragile fusion schemes,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Radia Daci , Vito Renò , Cosimo Patruno , Angelo Cardellicchio , Abdelmalik Taleb-Ahmed , Marco Leo , Cosimo Distante

Anomaly detection from images captured using camera sensors is one of the mainstream applications at the industrial level. Particularly, it maintains the quality and optimizes the efficiency in production processes across diverse industrial…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Abdelrahman Alzarooni , Ehtesham Iqbal , Samee Ullah Khan , Sajid Javed , Brain Moyo , Yusra Abdulrahman

3D anomaly detection (3D-AD) plays a critical role in industrial manufacturing, particularly in ensuring the reliability and safety of core equipment components. Although existing 3D datasets like Real3D-AD and MVTec 3D-AD offer broad…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Bingyang Guo , Hongjie Li , Ruiyun Yu , Hanzhe Liang , Jinbao Wang

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

Industrial anomaly detection (IAD) is critical for manufacturing quality control, but conventionally requires significant manual effort for various application scenarios. This paper introduces AutoIAD, a multi-agent collaboration framework,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Dongwei Ji , Bingzhang Hu , Yi Zhou

Prompt and accurate detection of system anomalies is essential to ensure the reliability of software systems. Unlike manual efforts that exploit all available run-time information, existing approaches usually leverage only a single type of…

Software Engineering · Computer Science 2023-02-16 Baitong Li , Tianyi Yang , Zhuangbin Chen , Yuxin Su , Yongqiang Yang , Michael R. Lyu

Machine learning offers potential solutions to current issues in industrial systems in areas such as quality control and predictive maintenance, but also faces unique barriers in industrial applications. An ongoing challenge is extreme…

Machine Learning · Computer Science 2026-01-15 Lesley Wheat , Martin v. Mohrenschildt , Saeid Habibi

Anomaly detection (AD) is a task that distinguishes normal and abnormal data, which is important for applying automation technologies of the manufacturing facilities. For MVTec dataset that is a representative AD dataset for industrial…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Jongyub Seok , Chanjin Kang

Visual anomaly detection is essential and commonly used for many tasks in the field of computer vision. Recent anomaly detection datasets mainly focus on industrial automated inspection, medical image analysis and video surveillance. In…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Jian Zhang , Runwei Ding , Miaoju Ban , Ge Yang

Surface defects are a primary source of yield loss in manufacturing, yet existing anomaly detection methods often fail in real-world deployment due to limited and unrepresentative datasets. To overcome this, we introduce 3D-ADAM, a 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Paul McHard , Florent P. Audonnet , Oliver Summerell , Sebastian Andraos , Paul Henderson , Gerardo Aragon-Camarasa

Logical anomaly detection in industrial inspection remains challenging due to variations in visual appearance (e.g., background clutter, illumination shift, and blur), which often distract vision-centric detectors from identifying…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Hiroto Nakata , Yawen Zou , Shunsuke Sakai , Shun Maeda , Chunzhi Gu , Yijin Wei , Shangce Gao , Chao Zhang

Due to the scarcity and unpredictable nature of defect samples, industrial anomaly detection (IAD) predominantly employs unsupervised learning. However, all unsupervised IAD methods face a common challenge: the inherent bias in normal…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Xin Chen , Liujuan Cao , Shengchuan Zhang , Xiewu Zheng , Yan Zhang

Anomaly detection (AD) aims at detecting abnormal samples that deviate from the expected normal patterns. Generally, it can be trained merely on normal data, without a requirement for abnormal samples, and thereby plays an important role in…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Yu Cai , Weiwen Zhang , Hao Chen , Kwang-Ting Cheng

Open-set supervised anomaly detection (OSAD) - a recently emerging anomaly detection area - aims at utilizing a few samples of anomaly classes seen during training to detect unseen anomalies (i.e., samples from open-set anomaly classes),…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Jiawen Zhu , Choubo Ding , Yu Tian , Guansong Pang

Industrial image anomaly detection (IAD) is a pivotal topic with huge value. Due to anomaly's nature, real anomalies in a specific modern industrial domain (i.e. domain-specific anomalies) are usually too rare to collect, which severely…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Siqi Wang , Yuanze Hu , Xinwang Liu , Siwei Wang , Guangpu Wang , Chuanfu Xu , Jie Liu , Ping Chen

Internal defect detection constitutes a critical process in ensuring component quality, for which anomaly detection serves as an effective solution. However, existing anomaly detection datasets predominantly focus on surface defects in…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Haoyu Bai , Jie Wang , Gaomin Li , Xuan Li , Xiaohu Zhang , Xia Yang

Industrial anomaly detection (IAD) plays a crucial role in the maintenance and quality control of manufacturing processes. In this paper, we propose a novel approach, Vision-Language Anomaly Detection via Contrastive Cross-Modal Training…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Kun Qian , Tianyu Sun , Wenhong Wang

Multivariate Time Series (MTS) anomaly detection focuses on pinpointing samples that diverge from standard operational patterns, which is crucial for ensuring the safety and security of industrial applications. The primary challenge in this…

Machine Learning · Computer Science 2024-04-19 Haili Sun , Yan Huang , Lansheng Han , Cai Fu , Chunjie Zhou

Video Anomaly Detection (VAD) finds widespread applications in security surveillance, traffic monitoring, industrial monitoring, and healthcare. Despite extensive research efforts, there remains a lack of concise reviews that provide…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Liyun Zhu , Lei Wang , Arjun Raj , Tom Gedeon , Chen Chen