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Summary of Dmad: Dual Memory Bank For Real-world Anomaly Detection, by Jianlong Hu et al.


DMAD: Dual Memory Bank for Real-World Anomaly Detection

by Jianlong Hu, Xu Chen, Zhenye Gan, Jinlong Peng, Shengchuan Zhang, Jiangning Zhang, Yabiao Wang, Chengjie Wang, Liujuan Cao, Rongrong Ji

First submitted to arxiv on: 19 Mar 2024

Categories

  • Main: Computer Vision and Pattern Recognition (cs.CV)
  • Secondary: Machine Learning (cs.LG)

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
In this research paper, a new framework called Dual Memory bank enhanced representation learning for Anomaly Detection (DMAD) is proposed to tackle the challenge of real-world anomaly detection. The framework handles both unsupervised and semi-supervised scenarios in a unified multi-class setting, using a dual memory bank to calculate feature distance and attention between normal and abnormal patterns. This knowledge is then used to construct an enhanced representation for anomaly score learning. The authors evaluated DMAD on the MVTec-AD and VisA datasets, showing that it surpasses current state-of-the-art methods in handling real-world anomaly detection scenarios.
Low GrooveSquid.com (original content) Low Difficulty Summary
In this study, scientists developed a new way to detect unusual things in images or videos called DMAD. It can be used for both unsupervised and semi-supervised learning, which means it can work with different types of data without needing labels every time. The team tested their method on some challenging datasets and found that it performed better than other approaches.

Keywords

* Artificial intelligence  * Anomaly detection  * Attention  * Representation learning  * Semi supervised  * Unsupervised