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This study aimed to develop a deep learning model for the classification of bearing faults in wind turbine generators from acoustic signals. A convolutional LSTM model was successfully constructed and trained by using audio data from five…

Sound · Computer Science 2024-03-15 Zhao Wang , Xiaomeng Li , Na Li , Longlong Shu

Aircraft engines are designed to be used during several tens of years. Their maintenance is a challenging and costly task, for obvious security reasons. The goal is to ensure a proper operation of the engines, in all conditions, with a zero…

Anomaly detection aims to identify observations that deviate from expected behavior. Because anomalous events are inherently sparse, most frameworks are trained exclusively on normal data to learn a single reference model of normality. This…

Most existing re-identification methods focus on learning robust and discriminative features with deep convolution networks. However, many of them consider content similarity separately and fail to utilize the context information of the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Deyi Ji , Haoran Wang , Hanzhe Hu , Weihao Gan , Wei Wu , Junjie Yan

Machine learning offers potential solutions to current issues in industrial systems in areas such as quality control and predictive maintenance, but also faces unique barriers in industrial applications. An ongoing challenge is extreme…

Machine Learning · Computer Science 2026-01-15 Lesley Wheat , Martin v. Mohrenschildt , Saeid Habibi

Traditional security scanners fail when facing new attack patterns they haven't seen before. They rely on fixed rules and predetermined signatures, making them blind to novel threats. We present a fundamentally different approach: instead…

Cryptography and Security · Computer Science 2025-11-21 Ayush Chaudhary

Visual context is important in object recognition and it is still an open problem in computer vision. Along with the advent of deep convolutional neural networks (CNN), using contextual information with such systems starts to receive…

Computer Vision and Pattern Recognition · Computer Science 2016-05-19 Alina Marcu , Marius Leordeanu

The confusion matrix is a standard tool for evaluating classifiers by providing insights into class-level errors. In heterogeneous settings, its values are shaped by two main factors: class similarity -- how easily the model confuses two…

Machine Learning · Computer Science 2026-03-31 Johan Erbani , Pierre-Edouard Portier , Elod Egyed-Zsigmond , Sonia Ben Mokhtar , Diana Nurbakova

In current open real-world autonomous driving scenarios, challenges such as sensor failure and extreme weather conditions hinder the generalization of most autonomous driving perception models to these unseen domain due to the domain shifts…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Dacheng Liao , Mengshi Qi , Liang Liu , Huadong Ma

In-context operator learning enables neural networks to infer solution operators from contextual examples without weight updates. While prior work has demonstrated the effectiveness of this paradigm in leveraging vast datasets, a systematic…

Machine Learning · Computer Science 2026-04-16 Chenghan Wu , Zongmin Yu , Boai Sun , Liu Yang

Monitoring gas turbine combustors health, in particular, early detecting abnormal behaviors and incipient faults, is critical in ensuring gas turbines operating efficiently and in preventing costly unplanned maintenance. One popular means…

Machine Learning · Computer Science 2019-08-27 Weizhong Yan , Lijie Yu

Video Anomaly Detection(VAD) has been traditionally tackled in two main methodologies: the reconstruction-based approach and the prediction-based one. As the reconstruction-based methods learn to generalize the input image, the model merely…

Computer Vision and Pattern Recognition · Computer Science 2022-06-20 Joo-Yeon Lee , Woo-Jeoung Nam , Seong-Whan Lee

This paper investigates the problem of aerial vehicle recognition using a text-guided deep convolutional neural network classifier. The network receives an aerial image and a desired class, and makes a yes or no output by matching the image…

Computer Vision and Pattern Recognition · Computer Science 2018-08-28 Amir Soleimani , Nasser M. Nasrabadi , Elias Griffith , Jason Ralph , Simon Maskell

In this work, we propose a framework for adapting the controller's parameters based on learning optimal solutions from contextual black-box optimization problems. We consider a class of control design problems for dynamical systems…

Systems and Control · Electrical Eng. & Systems 2025-06-27 Viet-Anh Le , Andreas A. Malikopoulos

Bearings are one of the vital components of rotating machines that are prone to unexpected faults. Therefore, bearing fault diagnosis and condition monitoring is essential for reducing operational costs and downtime in numerous industries.…

Machine Learning · Computer Science 2024-01-09 Maryam Ahang , Masoud Jalayer , Ardeshir Shojaeinasab , Oluwaseyi Ogunfowora , Todd Charter , Homayoun Najjaran

Realtime model learning proves challenging for complex dynamical systems, such as drones flying in variable wind conditions. Machine learning technique such as deep neural networks have high representation power but is often too slow to…

Robotics · Computer Science 2022-05-26 Michael O'Connell , Guanya Shi , Xichen Shi , Soon-Jo Chung

In many cyber-physical systems, especially in critical applications such as aeroplanes, data to train anomaly detection and diagnosis algorithms is lacking due to data protection issues and partial observability. To combat this inherent…

Machine Learning · Computer Science 2026-04-28 Felix Leonhard Janzen , Lukas Moddemann , Alexander Diedrich , Oliver Niggemann

The integration of contextual embeddings into the optimization processes of large language models is an advancement in natural language processing. The Context-Aware Neural Gradient Mapping framework introduces a dynamic gradient adjustment…

Computation and Language · Computer Science 2025-04-25 David Boldo , Lily Pemberton , Gabriel Thistledown , Jacob Fairchild , Felix Kowalski

This study presents a practical approach for early fault detection in industrial pump systems using real-world sensor data from a large-scale vertical centrifugal pump operating in a demanding marine environment. Five key operational…

Machine Learning · Computer Science 2025-08-22 Khaled M. A. Alghtus , Ayad Gannan , Khalid M. Alhajri , Ali L. A. Al Jubouri , Hassan A. I. Al-Janahi

Temporal expression (TE) normalization is a well-studied problem. However, the predominately used rule-based systems are highly restricted to specific settings, and upcoming machine learning approaches suffer from a lack of labeled data. In…

Computation and Language · Computer Science 2024-04-12 Akash Kumar Gautam , Lukas Lange , Jannik Strötgen