Topology Estimation of Hierarchical Hidden Markov Models for Language Models.
Kei WakabayashiTakao MiuraPublished in: NLDB (2010)
Keyphrases
- language model
- hierarchical hidden markov models
- language modeling
- probabilistic model
- n gram
- query expansion
- speech recognition
- document retrieval
- information extraction
- language modelling
- statistical language models
- information retrieval
- query terms
- generative model
- retrieval model
- test collection
- context sensitive
- mixture model
- language model for information retrieval
- ad hoc information retrieval
- language models for information retrieval
- smoothing methods
- hidden markov models
- vector space model
- translation model
- document length