Suchergebnisse - Functional data analysis Curve alignment Curve clustering k-mean algorithm

Probabilistic K-means with Local Alignment for Clustering and Motif Discovery in Functional Data von Cremona, Marzia A., Chiaromonte, Francesca

“… In order to identify these shared curve portions, our method leverages ideas from functional data analysis …”
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Probabilistic \(K\)-mean with local alignment for clustering and motif discovery in functional data von Cremona, Marzia A, Chiaromonte, Francesca

“… In order to identify these shared curve portions, our method leverages ideas from functional data analysis …”
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Visualizing, clustering, and characterizing activity-trip sequences via weighted sequence alignment and functional data analysis von Song, Ying, Ren, Siyang, Wolfson, Julian, Zhang, Yaxuan, Brown, Roland, Fan, Yingling

“… •Conduct sensitivity analysis of sample interval and weighting schemas.•Summarize and compare activity-travel patterns through functional data analysis …”
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K-means clustering of item characteristic curves and item information curves via functional principal component analysis von Fortuna, Francesca, Maturo, Fabrizio

“… Nevertheless, tests assessment through IRT models and the related clustering algorithms generally focus on the analysis of item parameters …”
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Functional Data Analysis in Sport Science: Example of Swimmers’ Progression Curves Clustering von Leroy, Arthur, MARC, Andy, DUPAS, Olivier, REY, Jean Lionel, Gey, Servane

“… ) or functional clustering algorithms are presented and compared on simulated data. Finally, the problem of the detection of promising young swimmers is addressed through a curve clustering procedure on a real data set of performance progression curves …”
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Addendum to: An introduction to functional data analysis and a principal component approach for testing the equality of mean curves von Horváth, Lajos, Rice, Gregory

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An introduction to functional data analysis and a principal component approach for testing the equality of mean curves von Horváth, Lajos, Rice, Gregory

“… We give an introduction to functional data analysis, with examples, and provide a brief review of the literature …”
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k -mean alignment for curve clustering von Sangalli, Laura M., Secchi, Piercesare, Vantini, Simone, Vitelli, Valeria

“… clustering nor by simple curve alignment. The procedure is illustrated via simulation studies and applications to real data …”
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Functional clustering of varved lake sediment to reconstruct past seasonal climate von Arnqvist, Per, Bigler, Christian, Renberg, Ingemar, Sjöstedt de Luna, Sara

“… and within-year seasonal patterns. We propose to use functional data analysis methods to extract the relevant information with respect to climate reconstruction from the rich but complex information in the varves, including the shapes …”
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A geometric approach to pairwise Bayesian alignment of functional data using importance sampling von Kurtek, Sebastian

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Clustering Functional Data Based on Amplitude-Phase Separation von Zang, Xiao

“… The first method which we call elastic K-means extends its counterpart for multivariate data using an elastic metric that extracts the amplitude differences between functions and cluster templates …”
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