Online learning of concepts and words using multimodal LDA and hierarchical Pitman-Yor Language Model.
Takaya ArakiTomoaki NakamuraTakayuki NagaiShogo NagasakaTadahiro TaniguchiNaoto IwahashiPublished in: IROS (2012)
Keyphrases
- language model
- online learning
- n gram
- language modeling
- document representation
- translation model
- document retrieval
- probabilistic model
- multiword
- speech recognition
- information retrieval
- term dependencies
- latent dirichlet allocation
- language modelling
- generative model
- dependency structure
- ad hoc information retrieval
- statistical language modeling
- word error rate
- context sensitive
- query terms
- document level
- e learning
- test collection
- query expansion
- vector space model
- topic models
- lda model
- topic modeling
- word segmentation
- retrieval model
- mixture model
- active learning
- pseudo relevance feedback
- principal component analysis
- bag of words
- relevance model
- text classification
- information extraction
- cross lingual
- training set
- keywords