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Industrial visual inspection aims at detecting surface defects in products during the manufacturing process. Although existing anomaly detection models have shown great performance on many public benchmarks, their limited adjustability and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Tongkun Liu , Bing Li , Xiao Du , Bingke Jiang , Xiao Jin , Liuyi Jin , Zhuo Zhao

Semi-supervised methods of anomaly detection have seen substantial advancement in recent years. Of particular interest are applications of such methods to diverse, real-world anomaly detection problems where anomalous variations can vary…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Jack W. Barker , Toby P. Breckon

Industrial product inspection is often performed using Anomaly Detection (AD) frameworks trained solely on non-defective samples. Although defective samples can be collected during production, leveraging them usually requires pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2025-09-08 Jingqi Wu , Hanxi Li , Lin Yuanbo Wu , Hao Chen , Deyin Liu , Peng Wang

Much hope for finding new physics phenomena at microscopic scale relies on the observations obtained from High Energy Physics experiments, like the ones performed at the Large Hadron Collider (LHC). However, current experiments do not…

Object detection models typically rely on predefined categories, limiting their ability to identify novel objects in open-world scenarios. To overcome this constraint, we introduce ADAM: Autonomous Discovery and Annotation Model, a…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Amirreza Rouhi , Solmaz Arezoomandan , Knut Peterson , Joseph T. Woods , David K. Han

Detecting anomalies in time series data is crucial for finance, healthcare, sensor networks, and industrial monitoring applications. However, time series anomaly detection often suffers from sparse labels, complex temporal patterns, and…

Machine Learning · Computer Science 2026-01-07 Bahareh Golchin , Banafsheh Rekabdar , Danielle Justo

Understanding abnormal events in videos is a vital and challenging task that has garnered significant attention in a wide range of applications. Although current video understanding Multi-modal Large Language Models (MLLMs) are capable of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Yingxian Chen , Jiahui Liu , Ruidi Fan , Yanwei Li , Chirui Chang , Shizhen Zhao , Wilton W. T. Fok , Xiaojuan Qi , Yik-Chung Wu

Vision anomaly detection, particularly in unsupervised settings, often struggles to distinguish between normal samples and anomalies due to the wide variability in anomalies. Recently, an increasing number of studies have focused on…

Computer Vision and Pattern Recognition · Computer Science 2025-02-24 Dong Chen , Zhengqing Hu , Peiguang Fan , Yueting Zhuang , Yafei Li , Qidong Liu , Xiaoheng Jiang , Mingliang Xu

Automated detection of abnormalities in data has been studied in research area in recent years because of its diverse applications in practice including video surveillance, industrial damage detection and network intrusion detection.…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Hung Vu , Dinh Phung , Tu Dinh Nguyen , Anthony Trevors , Svetha Venkatesh

Open Set Video Anomaly Detection (OpenVAD) aims to identify abnormal events from video data where both known anomalies and novel ones exist in testing. Unsupervised models learned solely from normal videos are applicable to any testing…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Yuansheng Zhu , Wentao Bao , Qi Yu

Industrial anomaly detection (IAD) plays a crucial role in maintaining the safety and reliability of manufacturing systems. While multimodal large language models (MLLMs) show strong vision-language reasoning abilities, their effectiveness…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Wei Guan , Jun Lan , Jian Cao , Hao Tan , Huijia Zhu , Weiqiang Wang

Anomaly detection plays a key role in industrial manufacturing for product quality control. Traditional methods for anomaly detection are rule-based with limited generalization ability. Recent methods based on supervised deep learning are…

Computer Vision and Pattern Recognition · Computer Science 2021-07-22 Ning Li , Kaitao Jiang , Zhiheng Ma , Xing Wei , Xiaopeng Hong , Yihong Gong

Novel Class Discovery aims to utilise prior knowledge of known classes to classify and discover unknown classes from unlabelled data. Existing NCD methods for images primarily rely on visual features, which suffer from limitations such as…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Yuetong Su , Baoguo Wei , Xinyu Wang , Xu Li , Lixin Li

The continuous monitoring of the interactions between cyber-physical components of any industrial control system (ICS) is required to secure automation of the system controls, and to guarantee plant processes are fail-safe and remain in an…

Cryptography and Security · Computer Science 2026-04-09 Sarad Venugopalan , Sridhar Adepu

Advanced metering infrastructure (AMI) has been widely used as an intelligent energy consumption measurement system. Electric power was the representative energy source that can be collected by AMI; most existing studies to detect abnormal…

Machine Learning · Computer Science 2023-05-05 Taehee Kim , Hyuk-Yoon Kwon

Video anomaly detection is to determine whether there are any abnormal events, behaviors or objects in a given video, which enables effective and intelligent public safety management. As video anomaly labeling is both time-consuming and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Yang Wang , Jiaogen Zhou , Jihong Guan

Recently, multi-class anomaly classification has garnered increasing attention. Previous methods directly cluster anomalies but often struggle due to the lack of anomaly-prior knowledge. Acquiring this knowledge faces two issues: the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Ziming Huang , Xurui Li , Haotian Liu , Feng Xue , Yuzhe Wang , Yu Zhou

Lesion detection, symptom tracking, and visual explainability are central to real-world medical image analysis, yet current medical Vision-Language Models (VLMs) still lack mechanisms that translate their broad knowledge into clinically…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Woohyeon Park , Jaeik Kim , Sunghwan Steve Cho , Pa Hong , Wookyoung Jeong , Yoojin Nam , Namjoon Kim , Ginny Y. Wong , Ka Chun Cheung , Jaeyoung Do

Recent advancements in weakly-supervised video anomaly detection have achieved remarkable performance by applying the multiple instance learning paradigm based on multimodal foundation models such as CLIP to highlight anomalous instances…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Wenti Yin , Huaxin Zhang , Xiang Wang , Yuqing Lu , Yicheng Zhang , Bingquan Gong , Jialong Zuo , Li Yu , Changxin Gao , Nong Sang

Manufacturing industries require efficient and voluminous production of high-quality finished goods. In the context of Industry 4.0, visual anomaly detection poses an optimistic solution for automatically controlled product quality with…

Computer Vision and Pattern Recognition · Computer Science 2023-11-06 Devang Mehta , Noah Klarmann
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