Anomaly Detection

1221 papers with code • 66 benchmarks • 95 datasets

Anomaly Detection is a binary classification identifying unusual or unexpected patterns in a dataset, which deviate significantly from the majority of the data. The goal of anomaly detection is to identify such anomalies, which could represent errors, fraud, or other types of unusual events, and flag them for further investigation.

[Image source]: GAN-based Anomaly Detection in Imbalance Problems

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15 papers
282
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On the True Distribution Approximation of Minimum Bayes-Risk Decoding

cyberagentailab/mbr-anomaly 31 Mar 2024

Minimum Bayes-risk (MBR) decoding has recently gained renewed attention in text generation.

2
31 Mar 2024

A foundation model utilizing chest CT volumes and radiology reports for supervised-level zero-shot detection of abnormalities

ibrahimethemhamamci/ct-clip 26 Mar 2024

A major challenge in computational research in 3D medical imaging is the lack of comprehensive datasets.

81
26 Mar 2024

Deep Learning for Trajectory Data Management and Mining: A Survey and Beyond

yoshall/awesome-trajectory-computing 21 Mar 2024

In this paper, we present a comprehensive review of the development and recent advances in deep learning for trajectory computing (DL4Traj).

59
21 Mar 2024

SoftPatch: Unsupervised Anomaly Detection with Noisy Data

TencentYoutuResearch/AnomalyDetection-SoftPatch NeurIPS 2022

Noise discriminators are utilized to generate outlier scores for patch-level noise elimination before coreset construction.

29
21 Mar 2024

Diffusion Models with Ensembled Structure-Based Anomaly Scoring for Unsupervised Anomaly Detection

finnbehrendt/ensembled-ssim-for-unsupervised-anomaly-detection 21 Mar 2024

We demonstrate that this ensembling strategy can enhance the performance of DMs and mitigate the sensitivity to different kernel sizes across varying pathologies, highlighting its promise for brain MRI anomaly detection.

1
21 Mar 2024

A Classifier-Based Approach to Multi-Class Anomaly Detection for Astronomical Transients

rithwik-g/astromcad 21 Mar 2024

In this work, we introduce an alternative approach to detecting anomalies: using the penultimate layer of a neural network classifier as the latent space for anomaly detection.

1
21 Mar 2024

Real-IAD: A Real-World Multi-View Dataset for Benchmarking Versatile Industrial Anomaly Detection

zhangzjn/ader 19 Mar 2024

Finally, we report the results of popular IAD methods on the Real-IAD dataset, providing a highly challenging benchmark to promote the development of the IAD field.

52
19 Mar 2024

Adapting Visual-Language Models for Generalizable Anomaly Detection in Medical Images

mediabrain-sjtu/mvfa-ad 19 Mar 2024

Recent advancements in large-scale visual-language pre-trained models have led to significant progress in zero-/few-shot anomaly detection within natural image domains.

51
19 Mar 2024

Wildfire danger prediction optimization with transfer learning

spirosmaggioros/ForestFires 19 Mar 2024

Convolutional Neural Networks (CNNs) have proven instrumental across various computer science domains, enabling advancements in object detection, classification, and anomaly detection.

2
19 Mar 2024

VisionGPT: LLM-Assisted Real-Time Anomaly Detection for Safe Visual Navigation

ais-clemson/visiongpt 19 Mar 2024

This paper explores the potential of Large Language Models(LLMs) in zero-shot anomaly detection for safe visual navigation.

2
19 Mar 2024