A Dirichlet Mixture Model of Hawkes Processes for Event Sequence Clustering.
Hongteng XuHongyuan ZhaPublished in: NIPS (2017)
Keyphrases
- mixture model
- unsupervised learning
- density estimation
- event sequences
- mixture modeling
- em algorithm
- model based clustering
- probabilistic model
- generative model
- gaussian mixture model
- bayesian information criterion
- expectation maximization
- dirichlet distribution
- model selection
- k means
- language model
- dirichlet prior
- probabilistic mixture model
- clustering algorithm
- maximum likelihood
- probability density function
- finite mixture model
- hierarchical clustering
- gaussian mixture
- simultaneous clustering
- computer vision
- unsupervised manner
- dirichlet process
- document clustering
- object recognition