On smoothing and scaling language model for sentiment based information retrieval.
Fatma NajarNizar BouguilaPublished in: Adv. Data Anal. Classif. (2023)
Keyphrases
- language model
- information retrieval
- smoothing methods
- language modeling
- language modeling approaches
- language modeling framework
- statistical language modeling
- document length
- language models for information retrieval
- retrieval model
- document retrieval
- document language models
- jelinek mercer
- n gram
- query expansion
- dirichlet prior
- probabilistic model
- vector space model
- test collection
- speech recognition
- sentiment analysis
- query terms
- document level
- statistical language models
- language modelling
- context sensitive
- information retrieval systems
- ir models
- ad hoc information retrieval
- opinion mining
- mixture model
- search engine
- retrieval effectiveness
- statistical machine translation
- relevance model
- relevant documents
- question answering
- pseudo feedback
- term dependencies
- okapi bm
- sentence level
- query specific
- linguistic features