Semi-supervised sequence tagging with bidirectional language models.
Matthew E. PetersWaleed AmmarChandra BhagavatulaRussell PowerPublished in: ACL (1) (2017)
Keyphrases
- language model
- semi supervised
- language modeling
- n gram
- document retrieval
- language modelling
- probabilistic model
- speech recognition
- query expansion
- retrieval model
- information retrieval
- context sensitive
- ad hoc information retrieval
- semi supervised learning
- test collection
- smoothing methods
- labeled data
- active learning
- statistical language models
- pseudo relevance feedback
- okapi bm
- language models for information retrieval
- vector space model
- query terms
- unlabeled data
- metadata
- document ranking
- document length