Clustering longitudinal ordinal data via finite mixture of matrix-variate distributions.
Francesco AmatoJulien JacquesIsabelle Prim-AllazPublished in: Stat. Comput. (2024)
Keyphrases
- ordinal data
- clustering algorithm
- clustering method
- heavy tailed distributions
- mixture modeling
- k means
- similarity matrix
- spectral clustering
- gaussian distribution
- categorical data
- covariance matrices
- cluster analysis
- multivariate gaussian
- data points
- covariance matrix
- random variables
- heavy tailed
- grey relation
- mixture distributions
- probability distribution function
- distance metric
- fuzzy clustering
- hierarchical clustering
- singular value decomposition
- kullback leibler divergence
- data sets
- dirichlet distribution
- mixture distribution
- mixture model
- information theoretic
- data clustering
- von mises fisher
- probabilistic model
- gaussian densities