An Expectation-Maximization algorithm for the Wishart mixture model: Application to movement clustering.
Sullivan HidotChristophe Saint-JeanPublished in: Pattern Recognit. Lett. (2010)
Keyphrases
- expectation maximization
- mixture model
- em algorithm
- k means
- probabilistic model
- unsupervised learning
- model based clustering
- parameter estimation
- gaussian mixture model
- finite mixture model
- generative model
- clustering method
- gaussian mixture
- maximum likelihood
- density estimation
- gaussian densities
- hierarchical clustering
- clustering algorithm
- maximum likelihood estimation
- finite mixture models
- bayesian framework
- probability density function
- maximum a posteriori
- decision trees
- learning algorithm
- machine learning