Optimizing Language Models for Polarity Classification.
Michael WiegandDietrich KlakowPublished in: ECIR (2008)
Keyphrases
- language model
- polarity classification
- language modeling
- probabilistic model
- n gram
- document retrieval
- information retrieval
- language modelling
- statistical language models
- query expansion
- speech recognition
- language models for information retrieval
- test collection
- context sensitive
- ad hoc information retrieval
- retrieval model
- pseudo relevance feedback
- translation model
- query terms
- vector space model
- information retrieval systems
- data mining
- news stories
- relevance model
- hidden markov models
- bayesian networks
- multimedia