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Related papers: Ocean Data Quality Assessment through Outlier Dete…

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This study proposes an anomaly-detection framework for monitoring exposure-length variations in submarine free-span cables using Distributed Acoustic Sensing (DAS), which is one of the distributed fiber-optic sensing technologies. To…

Signal Processing · Electrical Eng. & Systems 2026-04-29 Sakiko Mishima , Yoshiyuki Yajima , Noriyuki Tonami , Tomoyuki Hino , Shugo Aibe , Junichiro Saikawa , Koji Mizuguchi

Software log analysis can be laborious and time consuming. Time and labeled data are usually lacking in industrial settings. This paper studies unsupervised and time efficient methods for anomaly detection. We study two custom and two…

Software Engineering · Computer Science 2024-09-23 Jesse Nyyssölä , Mika Mäntylä

The environmental hazards and climate change effects causes serious problems in land and coastal areas. A solution to this problem can be the periodic monitoring over critical areas, like coastal region with heavy industrial activity (i.e.,…

Databases · Computer Science 2024-05-14 Ioannis Kavouras , Ioannis Rallis , Nikolaos Doulamis , Anastasios Doulamis

We present a novel mathematical optimization framework for outlier detection in multimodal datasets, extending Support Vector Data Description approaches. We provide a primal formulation, in the shape of a Mixed Integer Second Order Cone…

Optimization and Control · Mathematics 2025-07-16 Víctor Blanco , Inmaculada Espejo , Raúl Páez , Antonio M. Rodríguez-Chía

Measuring the built and natural environment at a fine-grained scale is now possible with low-cost urban environmental sensor networks. However, fine-grained city-scale data analysis is complicated by tedious data cleaning including removing…

Machine Learning · Computer Science 2021-09-03 Yue Hu , Ao Qu , Yanbing Wang , Dan Work

Robots such as autonomous underwater vehicles (AUVs) and autonomous surface vehicles (ASVs) have been used for sensing and monitoring aquatic environments such as oceans and lakes. Environmental sampling is a challenging task because the…

Robotics · Computer Science 2018-03-29 Kai-Chieh Ma , Lantao Liu , Hordur K. Heidarsson , Gaurav S. Sukhatme

The ATLAS experiment at the LHC employs comprehensive data quality monitoring procedures to ensure high-quality physics data. This contribution presents a long short-term memory autoencoder-based algorithm for detecting anomalies in ATLAS…

Instrumentation and Detectors · Physics 2025-12-09 Vilius Čepaitis

With predictive models becoming prevalent, companies are expanding the types of data they gather. As a result, the collected datasets consist not only of simple numerical features but also more complex objects such as time series, images,…

Machine Learning · Computer Science 2025-07-01 Sebastian Chwilczyński , Dariusz Brzezinski

This work proposes a novel technique Augmented Reinforcement Learning framework for the improvement of decision-making capabilities of machine learning models. The introduction of agents as external overseers checks on model decisions. The…

Machine Learning · Computer Science 2025-08-05 Sandesh Kumar Singh

The purpose of the paper is to provide innovative emerging technology framework for community to combat epidemic situations. The paper proposes a unique outbreak response system framework based on artificial intelligence and edge computing…

Computer Vision and Pattern Recognition · Computer Science 2022-02-04 Kinshuk Sengupta , Praveen Ranjan Srivastava

7,651 cases of Search and Rescue Missions (SAR) were reported by the United States Coast Guard in 2024, with over 1322 SAR helicopters deployed in the 6 first months alone. Through the utilizations of YOLO, we were able to run different…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Miguel Tjia , Artem Kim , Elaine Wynette Wijaya , Hanna Tefara , Kevin Zhu

The rapid progress in machine learning models has significantly boosted the potential for real-world applications such as autonomous vehicles, disease diagnoses, and recognition of emergencies. The performance of many machine learning…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Sergei Voronin , Abubakar Siddique , Muhammad Iqbal

Detecting orbital anomalies, such as maneuvers, atmospheric decay, and attitude upsets, across the rapidly growing population of low-Earth-orbit (LEO) satellites is a prerequisite for collision avoidance, decay forecasting, and conjunction…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-12 Yong Fu

Underwater litter is widely spread across aquatic environments such as lakes, rivers, and oceans, significantly impacting natural ecosystems. Current monitoring technologies for detecting underwater litter face limitations in survey…

Computer Vision and Pattern Recognition · Computer Science 2025-07-09 Fan Zhao , Yongying Liu , Jiaqi Wang , Yijia Chen , Dianhan Xi , Xinlei Shao , Shigeru Tabeta , Katsunori Mizuno

Active learning (AL) aims at reducing labeling effort by identifying the most valuable unlabeled data points from a large pool. Traditional AL frameworks have two limitations: First, they perform data selection in a multi-round manner,…

Machine Learning · Computer Science 2021-08-09 Si Chen , Tianhao Wang , Ruoxi Jia

When applying deep learning models in open-world scenarios, active learning (AL) strategies are crucial for identifying label candidates from a nearly infinite amount of unlabeled data. In this context, robust out-of-distribution (OOD)…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Sebastian Schmidt , Leonard Schenk , Leo Schwinn , Stephan Günnemann

Today's ocean numerical prediction skills depend on the availability of in-situ and remote ocean observations at the time of the predictions only. Because observations are scarce and discontinuous in time and space, numerical models are…

Signal Processing · Electrical Eng. & Systems 2022-06-06 Ali Muhamed Ali , Hanqi Zhuang , Yu Huang , Ali K. Ibrahim , Ali Salem Altaher , Laurent Chérubin

The increase in Arctic marine activity due to rapid warming and significant sea ice loss necessitates highly reliable, short-term sea ice forecasts to ensure maritime safety and operational efficiency. In this work, we present a novel…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Stefan Maria Ailuro , Anna Nedorubova , Timofey Grigoryev , Evgeny Burnaev , Vladimir Vanovskiy

Out-of-distribution (OOD) detection is essential for building reliable AI systems, as models that produce outputs for invalid inputs cannot be trusted. Although deep learning (DL) is often assumed to outperform traditional machine learning…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Jihyeon Baek , Seunghoon Lee , Gitaek Kwon , Doohyun Park

Outlying observations, which significantly deviate from other measurements, may distort the conclusions of data analysis. Therefore, identifying outliers is one of the important problems that should be solved to obtain reliable results.…

Computation · Statistics 2014-05-01 Soo-Heang Eo , Seung-Mo Hong , HyungJun Cho