Implicit Variational Inference with Kernel Density Ratio Fitting.
Jiaxin ShiShengyang SunJun ZhuPublished in: CoRR (2017)
Keyphrases
- density ratio
- variational inference
- least squares
- bayesian inference
- density ratio estimation
- semi parametric
- topic models
- gaussian process
- posterior distribution
- variational methods
- probabilistic model
- latent dirichlet allocation
- mixture model
- outlier detection
- closed form
- probabilistic graphical models
- exponential family
- parameter estimation
- density estimation
- approximate inference
- conditional density estimation
- latent variables
- hyperparameters
- machine learning
- random sampling
- bayesian framework
- prior information
- unsupervised learning
- generative model
- expectation maximization
- maximum likelihood
- text classification
- probability distribution