EM Algorithm for Cleaning of Answers Generated by an E-learning System.
Tomofumi NakanoYukie KoyamaNobuhiro InuzukaChikako MatsuuraPublished in: KES (2003)
Keyphrases
- em algorithm
- e learning
- expectation maximization
- maximum likelihood
- mixture model
- parameter estimation
- maximum likelihood estimation
- generative model
- gaussian mixture model
- expectation maximisation
- likelihood function
- gaussian mixture
- hidden variables
- model based clustering
- density estimation
- log likelihood
- incomplete data
- maximum a posteriori
- gibbs sampling
- likelihood maximization
- mixture distribution
- parameter learning
- probability density function
- finite mixture model
- mixture modeling
- hierarchical clustering
- k means