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相关论文: UniMMAD: Unified Multi-Modal and Multi-Class Anoma…

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Most existing methods for unsupervised industrial anomaly detection train a separate model for each object category. This kind of approach can easily capture the category-specific feature distributions, but results in high storage cost and…

计算机视觉与模式识别 · 计算机科学 2023-09-25 Jiangqi Liu , Feng Wang

With the growing success of multi-modal learning, research on the robustness of multi-modal models, especially when facing situations with missing modalities, is receiving increased attention. Nevertheless, previous studies in this domain…

人工智能 · 计算机科学 2023-10-11 Siting Li , Chenzhuang Du , Yue Zhao , Yu Huang , Hang Zhao

Anomaly detection from a single image is challenging since anomaly data is always rare and can be with highly unpredictable types. With only anomaly-free data available, most existing methods train an AutoEncoder to reconstruct the input…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Yunfei Liu , Chaoqun Zhuang , Feng Lu

Few-shot multi-class industrial anomaly detection identifies diverse defects across multiple categories using a single unified model and limited normal samples. Although vision-language models offer strong generalization, modeling multiple…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Runzhi Deng , Yundi Hu , Xinshuang Zhang , Zhao Wang , Xixi Liu , Wang-Zhou Dai , Caifeng Shan , Fang Zhao

While anomaly detection has made significant progress, generating detailed analyses that incorporate industrial knowledge remains a challenge. To address this gap, we introduce OmniAD, a novel framework that unifies anomaly detection and…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Shifang Zhao , Yiheng Lin , Lu Han , Yao Zhao , Yunchao Wei

This study explores the recently proposed and challenging multi-view Anomaly Detection (AD) task. Single-view tasks will encounter blind spots from other perspectives, resulting in inaccuracies in sample-level prediction. Therefore, we…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Haoyang He , Jiangning Zhang , Guanzhong Tian , Chengjie Wang , Lei Xie

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,…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Jianlong Hu , Xu Chen , Zhenye Gan , Jinlong Peng , Shengchuan Zhang , Jiangning Zhang , Yabiao Wang , Chengjie Wang , Liujuan Cao , Rongrong Ji

Anomaly detection (AD) plays a pivotal role in AI applications, e.g., in classification, and intrusion/threat detection in cybersecurity. However, most existing methods face challenges of heterogeneity amongst feature subsets posed by…

人工智能 · 计算机科学 2025-01-15 Phai Vu Dinh , Diep N. Nguyen , Dinh Thai Hoang , Quang Uy Nguyen , Eryk Dutkiewicz

Conventional unsupervised anomaly detection (UAD) methods build separate models for each object category. Recent studies have proposed to train a unified model for multiple classes, namely model-unified UAD. However, such methods still…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Jia Guo , Haonan Han , Shuai Lu , Weihang Zhang , Huiqi Li

Unsupervised Anomaly Detection (UAD) plays a crucial role in identifying abnormal patterns within data without labeled examples, holding significant practical implications across various domains. Although the individual contributions of…

机器学习 · 计算机科学 2024-06-04 Zeyu Fang , Ming Gu , Sheng Zhou , Jiawei Chen , Qiaoyu Tan , Haishuai Wang , Jiajun Bu

Unsupervised multivariate time series anomaly detection (UMTSAD) plays a critical role in various domains, including finance, networks, and sensor systems. In recent years, due to the outstanding performance of deep learning in general…

机器学习 · 计算机科学 2025-04-28 Tiange Huang , Yongjun Li

With the rapid advances in deep learning and smart manufacturing in Industry 4.0, there is an imperative for high-throughput, high-performance, and fully integrated visual inspection systems. Most anomaly detection approaches using defect…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Sushovan Jena , Arya Pulkit , Kajal Singh , Anoushka Banerjee , Sharad Joshi , Ananth Ganesh , Dinesh Singh , Arnav Bhavsar

Deep unsupervised representation learning has recently led to new approaches in the field of Unsupervised Anomaly Detection (UAD) in brain MRI. The main principle behind these works is to learn a model of normal anatomy by learning to…

图像与视频处理 · 电气工程与系统科学 2020-04-09 Christoph Baur , Stefan Denner , Benedikt Wiestler , Shadi Albarqouni , Nassir Navab

Unsupervised domain adaptation (UDA) enables models trained on a labeled source domain to handle new unlabeled domains. Recently, pre-trained vision-language models (VLMs) have demonstrated promising zero-shot performance by leveraging…

计算机视觉与模式识别 · 计算机科学 2025-08-08 Xinyao Li , Jingjing Li , Zhekai Du , Lei Zhu , Heng Tao Shen

Autoencoders have been widely used for dimensional reduction and feature extraction. Various types of autoencoders have been proposed by introducing regularization terms. Most of these regularizations improve representation learning by…

机器学习 · 计算机科学 2020-06-26 Yuzhu Guo , Kang Pan , Simeng Li , Zongchang Han , Kexin Wang , Li Li

Multimodal Large Language Models (MLLMs) suffer from cross-modal hallucinations, where one modality inappropriately influences generation about another, leading to fabricated output. This exposes a more fundamental deficiency in…

人工智能 · 计算机科学 2026-01-30 Sangyun Chung , Se Yeon Kim , Youngchae Chee , Yong Man Ro

Existing single-modal and multi-modal salient object detection (SOD) methods focus on designing specific architectures tailored for their respective tasks. However, developing completely different models for different tasks leads to labor…

计算机视觉与模式识别 · 计算机科学 2024-06-06 Kunpeng Wang , Chenglong Li , Zhengzheng Tu , Zhengyi Liu , Bin Luo

Existing unsupervised distillation-based methods rely on the differences between encoded and decoded features to locate abnormal regions in test images. However, the decoder trained only on normal samples still reconstructs abnormal patch…

计算机视觉与模式识别 · 计算机科学 2025-01-03 Xiaolei Wang , Xiaoyang Wang , Huihui Bai , Eng Gee Lim , Jimin Xiao

In this paper, we address the problem of class-generalizable anomaly detection, where the objective is to develop a unified model by focusing our learning on the available normal data and a small amount of anomaly data in order to detect…

机器学习 · 计算机科学 2026-01-28 Padmaksha Roy , Lamine Mili , Almuatazbellah Boker

Anomalies are ubiquitous in all scientific fields and can express an unexpected event due to incomplete knowledge about the data distribution or an unknown process that suddenly comes into play and distorts observations. Due to such events'…

计算机视觉与模式识别 · 计算机科学 2021-12-14 Fabio Valerio Massoli , Fabrizio Falchi , Alperen Kantarci , Şeymanur Akti , Hazim Kemal Ekenel , Giuseppe Amato