Results 51 to 60 of about 303,598 (207)

Malaysia PM10 Air Quality Time Series Clustering Based on Dynamic Time Warping

open access: yesAtmosphere, 2022
Air quality monitoring is important in the management of the environment and pollution. In this study, time series of PM10 from air quality monitoring stations in Malaysia were clustered based on similarity in terms of time series patterns.
Fatin Nur Afiqah Suris   +4 more
doaj   +1 more source

Optimised meta-clustering approach for clustering Time Series Matrices [PDF]

open access: yes, 2018
The prognostics (health state) of multiple components represented as time series data stored in vectors and matrices were processed and clustered more effectively and efficiently using the newly devised ‘Meta-Clustering’ approach.
Movahdisavehmotlagh, A.
core  

Fuzzy clustering of time series gene expression data with cubic-spline

open access: yes, 2013
Data clustering techniques have been applied to ex- tract information from gene expression data for two decades. A large volume of novel clustering algorithms have been developed and achieved great success.
Ali, Akhtar, Wang, Yu, Angelova, Maia
core   +1 more source

Consistent Algorithms for Clustering Time Series. [PDF]

open access: yesJ. Mach. Learn. Res., 2016
The problem of clustering is considered for the case where every point is a time series. The time series are either given in one batch (offline setting), or they are allowed to grow with time and new time series can be added along the way (online setting).
Khaleghi, Azadeh   +3 more
openaire   +2 more sources

Clustering time series by linear dependency [PDF]

open access: yesStatistics and Computing, 2018
We present a new way to find clusters in large vectors of time series by using a measure of similarity between two time series, the generalized cross correlation. This measure compares the determinant of the correlation matrix until some lag k of the bivariate vector with those of the two univariate time series.
Andrés M. Alonso, Daniel Peña
openaire   +2 more sources

Incremental fuzzy C medoids clustering of time series data using dynamic time warping distance. [PDF]

open access: yesPLoS ONE, 2018
Clustering time series data is of great significance since it could extract meaningful statistics and other characteristics. Especially in biomedical engineering, outstanding clustering algorithms for time series may help improve the health level of ...
Yongli Liu   +4 more
doaj   +1 more source

Smart Meters Time Series Clustering for Demand Response Applications in the Context of High Penetration of Renewable Energy Resources

open access: yesEnergies, 2021
The variability in generation introduced in the electrical system by an increasing share of renewable technologies must be addressed by balancing mechanisms, demand response being a prominent one.
Santiago Bañales   +2 more
doaj   +1 more source

Time-series clustering via quasi U-statistics

open access: yes, 2015
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)The problem of time-series discrimination and classification is discussed. We propose a novel clustering algorithm based on a
Pinheiro, A, Valk, M
core   +1 more source

Hints of Earlier and Other Creation: Unsupervised Machine Learning in Financial Time-Series Analysis

open access: yesEngineering Proceedings, 2023
This study extends previous work applying unsupervised machine learning to commodity markets. The first article in this sequence examined returns and volatility in commodity markets. The clustering of these time series supported the conventional ontology
James Ming Chen, Charalampos Agiropoulos
doaj   +1 more source

Clustering of Time Series Data for Enhanced Forecasting: A Comparative Study and Practical Applications

open access: yes, 2023
reservedTime series forecasting plays a pivotal role in various domains, such as finance, healthcare, and supply chain management. Traditional forecasting methods often assume that all time series follow a similar pattern, which may not hold true in real-
SARTORI, FRANCESCO
core  

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