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Identification of defects or anomalies in 3D objects is a crucial task to ensure correct functionality. In this work, we combine Bayesian learning with recent developments in quantum and quantum-inspired machine learning, specifically…

In surveillance, monitoring and tactical reconnaissance, gathering the right visual information from a dynamic environment and accurately processing such data are essential ingredients to making informed decisions which determines the…

计算机视觉与模式识别 · 计算机科学 2016-04-18 Kin Gwn Lore , Adedotun Akintayo , Soumik Sarkar

Unsupervised anomaly detection models which are trained solely by healthy data, have gained importance in the recent years, as the annotation of medical data is a tedious task. Autoencoders and generative adversarial networks are the…

计算机视觉与模式识别 · 计算机科学 2022-12-12 Marc Dietrichstein , David Major , Martin Trapp , Maria Wimmer , Dimitrios Lenis , Philip Winter , Astrid Berg , Theresa Neubauer , Katja Bühler

Previous industrial anomaly detection methods often struggle to handle the extensive diversity in training sets, particularly when they contain stylistically diverse and feature-rich samples, which we categorize as feature-rich anomaly…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Fengjie Wang , Chengming Liu , Lei Shi , Pang Haibo

Detecting anomalies has been a fundamental approach in detecting potentially fraudulent activities. Tasked with detection of illegal timber trade that threatens ecosystems and economies and association with other illegal activities, we…

机器学习 · 计算机科学 2021-04-05 Debanjan Datta , Sathappan Muthiah , Naren Ramakrishnan

Anomaly detection is a key application of machine learning, but is generally focused on the detection of outlying samples in the low probability density regions of data. Here we instead present and motivate a method for unsupervised…

机器学习 · 计算机科学 2020-12-23 George Stein , Uros Seljak , Biwei Dai

Anomaly detection or more generally outliers detection is one of the most popular and challenging subject in theoretical and applied machine learning. The main challenge is that in general we have access to very few labeled data or no…

机器学习 · 计算机科学 2023-05-31 Mansour Zoubeirou A Mayaki , Michel Riveill

Neural network-based methods for (un)conditional density estimation have recently gained substantial attention, as various neural density estimators have outperformed classical approaches in real-data experiments. Despite these empirical…

机器学习 · 统计学 2025-10-02 Dehao Dai , Jianqing Fan , Yihong Gu , Debarghya Mukherjee

The pursuit of discovering new phenomena at the Large Hadron Collider (LHC) demands constant innovation in algorithms and technologies. Tensor networks are mathematical models on the intersection of classical and quantum machine learning,…

高能物理 - 唯象学 · 物理学 2025-11-05 Ema Puljak , Maurizio Pierini , Artur Garcia-Saez

In this research we propose a deep learning approach for detecting anomalies in videos using convolutional autoencoder and decoder neural networks on the UCSD dataset.Our method utilizes a convolutional autoencoder to learn the…

计算机视觉与模式识别 · 计算机科学 2023-11-09 Gopikrishna Pavuluri , Gayathri Annem

Uncertainty estimation has been extensively studied in recent literature, which can usually be classified as aleatoric uncertainty and epistemic uncertainty. In current aleatoric uncertainty estimation frameworks, it is often neglected that…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Jing Zhang , Yuchao Dai , Mehrtash Harandi , Yiran Zhong , Nick Barnes , Richard Hartley

We propose a novel approach to video anomaly detection: we treat feature vectors extracted from videos as realizations of a random variable with a fixed distribution and model this distribution with a neural network. This lets us estimate…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Jakub Micorek , Horst Possegger , Dominik Narnhofer , Horst Bischof , Mateusz Kozinski

As Operational Technology increasingly integrates with Information Technology, the need for Intrusion Detection Systems becomes more important. This paper explores an unsupervised approach to anomaly detection in network traffic using…

机器学习 · 计算机科学 2026-02-24 Dylan Baptiste , Ramla Saddem , Alexandre Philippot , François Foyer

Reliably detecting anomalies in a given set of images is a task of high practical relevance for visual quality inspection, surveillance, or medical image analysis. Autoencoder neural networks learn to reconstruct normal images, and hence…

机器学习 · 计算机科学 2019-01-21 Laura Beggel , Michael Pfeiffer , Bernd Bischl

Anomaly detection is to recognize samples that differ in some respect from the training observations. These samples which do not conform to the distribution of normal data are called outliers or anomalies. In real-world anomaly detection…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Vahid Reza Khazaie , Anthony Wong , Yalda Mohsenzadeh

Detecting anomalous regions in images is a frequently encountered problem in industrial monitoring. A relevant example is the analysis of tissues and other products that in normal conditions conform to a specific texture, while defects…

计算机视觉与模式识别 · 计算机科学 2022-08-31 Andrea Bionda , Luca Frittoli , Giacomo Boracchi

Compressed sensing techniques enable efficient acquisition and recovery of sparse, high-dimensional data signals via low-dimensional projections. In this work, we propose Uncertainty Autoencoders, a learning framework for unsupervised…

机器学习 · 统计学 2019-04-15 Aditya Grover , Stefano Ermon

Lane detection involves identifying lanes on the road and accurately determining their location and shape. This is a crucial technique for modern assisted and autonomous driving systems. However, several unique properties of lanes pose…

计算机视觉与模式识别 · 计算机科学 2024-11-19 Mohammadhamed Tangestanizadeh , Mohammad Dehghani Tezerjani , Saba Yousefian Jazi

Evidential deep learning (EDL) has shown remarkable success in uncertainty estimation. However, there is still room for improvement, particularly in out-of-distribution (OOD) detection and classification tasks. The limited OOD detection…

机器学习 · 计算机科学 2025-10-15 Taeseong Yoon , Heeyoung Kim

In this paper we develop a kernel density estimation (KDE) approach to modeling and forecasting recurrent trajectories on a compact manifold. For the purposes of this paper, a trajectory is a sequence of coordinates in a phase space defined…

机器学习 · 计算机科学 2019-11-06 Trevor K. Karn , Steven Petrone , Christopher Griffin