Using Perfect Sampling in Parameter Estimation of a Whole Sentence Maximum Entropy Language Model.
Fredy AmayatJosé-Miguel BenedíPublished in: CoNLL/LLL (2000)
Keyphrases
- maximum entropy
- parameter estimation
- language model
- markov chain monte carlo
- language modeling
- maximum likelihood
- random fields
- n gram
- least squares
- markov random field
- probabilistic model
- model selection
- conditional random fields
- retrieval model
- query expansion
- information retrieval
- part of speech
- statistical models
- em algorithm
- expectation maximization
- natural language
- posterior distribution
- sample size
- query terms
- named entity recognition
- test collection
- approximate inference
- mixture model
- gibbs sampling
- markov networks
- graphical models