Mean Field Approach to a Probabilistic Model in Information Retrieval.
Bin WuK. Y. Michael WongDavid BodoffPublished in: NIPS (2002)
Keyphrases
- probabilistic model
- information retrieval
- bayesian inference
- language model
- language modeling
- markov networks
- generative model
- graphical models
- expectation maximization
- information retrieval systems
- document retrieval
- latent variables
- bayesian networks
- em algorithm
- question answering
- ir models
- text mining
- variational inference
- information filtering
- text retrieval
- retrieval model
- conditional random fields
- test collection
- learning to rank
- document collections
- markov random field
- vector space model
- exact inference
- computational linguistics
- linear complexity
- statistical mechanics
- belief networks
- conditional probabilities
- topic models
- query expansion
- relevance feedback
- knowledge discovery
- search engine