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Parameter estimation for model-based clustering using a finite mixture of normal inverse Gaussian (NIG) distributions …
Persistent link: https://www.econbiz.de/10010794019
functional objects and also find an optimal subspace for clustering, simultaneously. The method is based on the k-means criterion … for functional data and seeks the subspace that is maximally informative about the clustering structure in the data. An …
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solutions to this problem and are effective in higher dimensions. We use mixture model-based clustering applications to …
Persistent link: https://www.econbiz.de/10010846120
such as clustering. Though a binary integer linear programming formulation has been known for years, one needs to deal with …
Persistent link: https://www.econbiz.de/10010846128
In this article, we propose a novel Bayesian nonparametric clustering algorithm based on a Dirichlet process mixture of …
Persistent link: https://www.econbiz.de/10010846129
Clustering techniques for functional data are reviewed. Four groups of clustering algorithms for functional data are … defined by filtering methods which first approximate the curves into a finite basis of functions and second perform clustering … reduction of the curves and clustering, leading to functional representation of data depending on clusters. The last group …
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