Online Trans-dimensional von Mises-Fisher Mixture Models for User Profiles.
Xiangju QinPádraig CunninghamMichael Salter-TownshendPublished in: J. Mach. Learn. Res. (2016)
Keyphrases
- mixture model
- user profiles
- von mises fisher
- information filtering
- gaussian mixture model
- user interests
- probabilistic model
- generative model
- em algorithm
- language model
- model selection
- density estimation
- collaborative filtering
- expectation maximization
- unsupervised learning
- recommender systems
- data sets
- probability density function
- maximum likelihood
- learning algorithm
- machine learning
- principal component analysis
- object recognition