Efficient sampling and feature selection in whole sentence maximum entropy language models.
Stanley F. ChenRonald RosenfeldPublished in: ICASSP (1999)
Keyphrases
- maximum entropy
- language model
- feature selection
- language modeling
- maximum entropy principle
- n gram
- statistical language models
- probabilistic model
- retrieval model
- document retrieval
- language modelling
- information retrieval
- test collection
- conditional random fields
- query expansion
- language models for information retrieval
- machine learning
- natural language
- query terms
- minimum cross entropy
- sentence retrieval
- support vector
- translation model
- pseudo relevance feedback
- named entity recognition
- support vector machine
- document level
- part of speech
- vector space model
- prior knowledge
- text categorization