A survey on visual anomaly detection: Challenge, approach, and prospect

Y Cao, X Xu, J Zhang, Y Cheng, X Huang… - arxiv preprint arxiv …, 2024 - arxiv.org
Visual Anomaly Detection (VAD) endeavors to pinpoint deviations from the concept of
normality in visual data, widely applied across diverse domains, eg, industrial defect …

Adaclip: Adapting clip with hybrid learnable prompts for zero-shot anomaly detection

Y Cao, J Zhang, L Frittoli, Y Cheng, W Shen… - … on Computer Vision, 2024 - Springer
Zero-shot anomaly detection (ZSAD) targets the identification of anomalies within images
from arbitrary novel categories. This study introduces AdaCLIP for the ZSAD task, leveraging …

Exploring plain vit reconstruction for multi-class unsupervised anomaly detection

J Zhang, X Chen, Y Wang, C Wang, Y Liu, X Li… - arxiv preprint arxiv …, 2023 - arxiv.org
This work studies the recently proposed challenging and practical Multi-class Unsupervised
Anomaly Detection (MUAD) task, which only requires normal images for training while …

Glad: Towards better reconstruction with global and local adaptive diffusion models for unsupervised anomaly detection

H Yao, M Liu, Z Yin, Z Yan, X Hong, W Zuo - European Conference on …, 2024 - Springer
Diffusion models have shown superior performance on unsupervised anomaly detection
tasks. Since trained with normal data only, diffusion models tend to reconstruct normal …

[HTML][HTML] Reconstruction-based visual anomaly detection in wound rotor synchronous machine production using convolutional autoencoders and structural similarity

M Kohler, D Mitsios, C Endisch - Journal of Manufacturing Systems, 2025 - Elsevier
Manufacturing wound rotor synchronous machines (WRSMs) for electric vehicle traction
systems necessitates rigorous quality inspection to ensure optimal product performance and …

Mambaad: Exploring state space models for multi-class unsupervised anomaly detection

H He, Y Bai, J Zhang, Q He, H Chen, Z Gan… - arxiv preprint arxiv …, 2024 - arxiv.org
Recent advancements in anomaly detection have seen the efficacy of CNN-and transformer-
based approaches. However, CNNs struggle with long-range dependencies, while …

Learning Diffusion Models for Multi-view Anomaly Detection

C Liu, YM Chu, TI Hsieh, HT Chen, TL Liu - European Conference on …, 2024 - Springer
We are exploring an emerging formulation in anomaly detection (AD) where multiple
instances of the same object are produced simultaneously and distinctly to address the …

MoEAD: A Parameter-Efficient Model for Multi-class Anomaly Detection

S Meng, W Meng, Q Zhou, S Li, W Hou, S He - European Conference on …, 2024 - Springer
Utilizing a unified model to detect multi-class anomalies is a promising solution to real-world
anomaly detection. Despite their appeal, such models typically suffer from large model …

TDAD: Self-supervised industrial anomaly detection with a two-stage diffusion model

C Wei, H Han, Y **a, Z Ji - Computers in Industry, 2025 - Elsevier
Visual anomaly detection has emerged as a highly applicable solution in practical industrial
manufacturing, owing to its notable effectiveness and efficiency. However, it also presents …

Are Anomaly Scores Telling the Whole Story? A Benchmark for Multilevel Anomaly Detection

T Cao, MH Trinh, A Deng, QN Nguyen, K Duong… - arxiv preprint arxiv …, 2024 - arxiv.org
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 …