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In situ and remotely sensed observations have potential to facilitate data-driven predictive models for oceanography. A suite of machine learning models, including regression, decision tree and deep learning approaches were developed to…

大气与海洋物理 · 物理学 2020-06-24 Stefan Wolff , Fearghal O'Donncha , Bei Chen

Clustering techniques offer a powerful framework for analyzing complex flow dynamics and reducing computational costs in large-scale simulations. In this work, we propose a novel clustering-based approach using Vector Quantization Principal…

流体动力学 · 物理学 2026-03-05 Juan Angel Martin , Eva Muñoz , Himanshu Dave , Alessandro Parente , Soledad Le Clainche

The explosive growth of World Wide Web (WWW) has necessitated the development of Web personalization systems in order to understand the user preferences to dynamically serve customized content to individual users. To reveal information…

数据库 · 计算机科学 2015-09-03 Zahid Ansari , Waseem Ahmed , M. F. Azeem , A. Vinaya Babu

The increasing availability of traffic data from sensor networks has created new opportunities for understanding vehicular dynamics and identifying anomalies. In this study, we employ clustering techniques to analyse traffic flow data with…

机器学习 · 计算机科学 2025-09-26 Davide Moretti , Elia Onofri , Emiliano Cristiani

Solar irradiance clustering can enhance solar power capacity planning and help improve forecasting models by identifying similar irradiance patterns influenced by seasonal and weather changes. In this study, we adopt an efficient two-level…

机器学习 · 计算机科学 2025-01-20 Roshni Agrawal , Sivakumar Subramanian , Venkataramana Runkana

Socio-economic characteristics are influencing the temporal and spatial variability of water demand - the biggest source of uncertainties within water distribution system modeling. Improving our knowledge on these influences can be utilized…

机器学习 · 计算机科学 2021-12-30 D. B. Steffelbauer , E. J. M. Blokker , S. G. Buchberger , A. Knobbe , E. Abraham

The frontal structure of the Southern Ocean is investigated using a sophisticated frontal detection methodology, the Wavelet/Higher Order Statistics Enhancement (WHOSE) method, introduced in \cite{Chapman2014}. This methodology is applied…

大气与海洋物理 · 物理学 2016-10-03 Christopher C. Chapman

The study presents an effort to classify the territories of a specific area, according to similarities in the estimated potential of their renewable sources, considering also their economic and sociodemographic structure and their…

计算机与社会 · 计算机科学 2019-11-13 Chiara Scaramuzzino , Giulia Garegnani , Pietro Zambelli

Weather regimes provide a useful framework for describing large-scale atmospheric variability and its impacts on regional weather. Despite extensive study, there is still no universally accepted definition or method for identifying weather…

代数拓扑 · 数学 2026-05-21 Soheil Anbouhi

Sea ice cover in the Arctic and Antarctic is an important indicator of changes in the climate, with important environmental, economic and security consequences. The complexity of the spatio-temporal dynamics of sea ice makes it difficult to…

动力系统 · 数学 2019-11-06 James Hogg , Maria Fonoberova , Igor Mezic

In machine learning and data mining, Cluster analysis is one of the most widely used unsupervised learning technique. Philosophy of this algorithm is to find similar data items and group them together based on any distance function in…

机器学习 · 统计学 2018-10-09 Kumarjit Pathak , Jitin Kapila

We propose a clustering-based approach for identifying coherent flow structures in continuous dynamical systems. We first treat a particle trajectory over a finite time interval as a high-dimensional data point and then cluster these data…

动力系统 · 数学 2022-12-27 Wai Ming Chau , Shingyu Leung

Data mining is a popular concept of mined necessary data from a large set of data. Data mining using clustering is a powerful way to analyze data and gives prediction. In this paper non structural time series data is used to forecast daily…

数据库 · 计算机科学 2015-01-27 Ratul Dey Sanjay Chakraborty Lopamudra Dey

Vibration-based condition monitoring systems are receiving increasing attention due to their ability to accurately identify different conditions by capturing dynamic features over a broad frequency range. However, there is little research…

机器学习 · 计算机科学 2023-05-12 Philipp Sepin , Jana Kemnitz , Safoura Rezapour Lakani , Daniel Schall

Structural regularities in man-made environments reflect in the distribution of their surface normals. Describing these surface normal distributions is important in many computer vision applications, such as scene understanding, plane…

计算机视觉与模式识别 · 计算机科学 2016-11-15 Julian Straub , Trevor Campbell , Jonathan P. How , John W. Fisher

In the era of climate change, the distribution of climate variables evolves with changes not limited to the mean value. Consequently, clustering algorithms based on central tendency could produce misleading results when used to summarize…

统计方法学 · 统计学 2024-02-19 Carlo Gaetan , Paolo Girardi , Victor Muthama Musau

The widespread adoption of smart meters for monitoring energy consumption has generated vast quantities of high-resolution time series data which remains underutilised. While clustering has emerged as a fundamental tool for mining smart…

Weather regimes describe the large-scale atmospheric circulation in the mid-latitudes in terms of a few circulation states that modulate regional surface weather. Subseasonal forecasts of prevailing weather regimes have proven skillful and…

大气与海洋物理 · 物理学 2024-08-09 Judith Gerighausen , Joshua Dorrington , Marisol Osman , Christian M. Grams

Clustering methods are often used in physics education research (PER) to identify subgroups of individuals within a population who share similar response patterns or characteristics. K-means (or k-modes, for categorical data) is one of the…

统计方法学 · 统计学 2026-05-19 Minghui Wang , Meagan Sundstrom , Karen Nylund-Gibson , Marsha Ing

With the development of information technology, the application of artificial intelligence and machine learning in the field of education shows great potential. This study aims to explore how to utilize K-means clustering algorithm to…

机器学习 · 计算机科学 2026-03-25 Qianru Wei , Jihaoyu Yang , Cheng Zhang , Jinming Yang