Locally contextualized smoothing of language models for sentiment sentence retrieval.
Takayoshi OkamotoTetsuya HondaKoji EguchiPublished in: TSA@CIKM (2009)
Keyphrases
- sentence retrieval
- language model
- language modeling approaches
- language modeling
- smoothing methods
- retrieval model
- statistical language modeling
- language models for information retrieval
- language modeling framework
- sentiment analysis
- document retrieval
- passage retrieval
- query expansion
- probabilistic model
- information retrieval
- n gram
- test collection
- question answering
- sentiment classification
- novelty detection
- retrieval effectiveness
- vector space model
- cross lingual
- ad hoc information retrieval
- text retrieval
- query terms
- retrieval systems
- machine learning
- query specific
- document ranking
- relevance model
- term frequency