Language model adaptation based on PLSA of topics and speakers.
Yuya AkitaTatsuya KawaharaPublished in: INTERSPEECH (2004)
Keyphrases
- language model
- speech recognition
- probabilistic model
- topic models
- information retrieval
- topic modeling
- language modeling
- document retrieval
- probabilistic latent semantic analysis
- latent dirichlet allocation
- n gram
- retrieval model
- language modelling
- test collection
- query expansion
- query terms
- co occurrence
- ad hoc information retrieval
- context sensitive
- statistical language models
- language model for information retrieval
- smoothing methods
- relevance model
- visual features
- text mining
- latent variables
- vector space model
- pseudo relevance feedback
- information retrieval systems
- automatic speech recognition
- translation model
- relevance assessments
- document ranking
- retrieval effectiveness
- document set
- speech signal
- mixture model
- generative model
- expectation maximization
- web pages
- search engine