Clustering categorical functional data ...
Document type :
Autre communication scientifique (congrès sans actes - poster - séminaire...)
Title :
Clustering categorical functional data Application to medical discharge letters Medical discharge letters
Author(s) :
Vandewalle, Vincent [Auteur]
MOdel for Data Analysis and Learning [MODAL]
Evaluation des technologies de santé et des pratiques médicales - ULR 2694 [METRICS]
Preda, Cristian [Auteur]
Laboratoire Paul Painlevé - UMR 8524 [LPP]
MOdel for Data Analysis and Learning [MODAL]
MOdel for Data Analysis and Learning [MODAL]
Evaluation des technologies de santé et des pratiques médicales - ULR 2694 [METRICS]
Preda, Cristian [Auteur]
Laboratoire Paul Painlevé - UMR 8524 [LPP]
MOdel for Data Analysis and Learning [MODAL]
Conference title :
Working Group on Model-Based Clustering Summer Session: Paris, July 17-23, 2016
City :
Paris
Country :
France
Start date of the conference :
2016-07-17
Publication date :
2016
HAL domain(s) :
Statistiques [stat]
English abstract : [en]
Categorical functional data represented by paths of a stochastic jump process are considered for clustering. For paths of the same length, the extension of the multiple correspondence analysis allows the use of well-known ...
Show more >Categorical functional data represented by paths of a stochastic jump process are considered for clustering. For paths of the same length, the extension of the multiple correspondence analysis allows the use of well-known methods for clustering finite dimensional data. When the paths are of different lengths, the analysis is more complex. In this case, for Markov models we propose an EM algorithm to estimate a mixture of Markov processes. A simulation study as well as a real application on hospital stays will be presented.Show less >
Show more >Categorical functional data represented by paths of a stochastic jump process are considered for clustering. For paths of the same length, the extension of the multiple correspondence analysis allows the use of well-known methods for clustering finite dimensional data. When the paths are of different lengths, the analysis is more complex. In this case, for Markov models we propose an EM algorithm to estimate a mixture of Markov processes. A simulation study as well as a real application on hospital stays will be presented.Show less >
Language :
Anglais
Peer reviewed article :
Non
Audience :
Internationale
Popular science :
Non
Collections :
Source :
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