Unsupervised estimation of dirichlet smoothing parameters.
Jangwon SeoW. Bruce CroftPublished in: SIGIR (2010)
Keyphrases
- maximum likelihood estimation
- dirichlet prior
- parameter estimation
- em algorithm
- expectation maximization
- nonparametric regression
- estimation process
- parametric models
- parameter settings
- maximum likelihood
- image processing
- generalized cross validation
- parameters estimation
- parameter values
- mixture model
- semi supervised
- supervised learning
- optical flow
- multiscale
- unsupervised learning
- maximum likelihood estimates
- filtering process
- estimated parameters
- language model
- information retrieval