QuesBELM: A BERT based Ensemble Language Model for Natural Questions.
Raj Ratn PraneshAmbesh ShekharSmita PallaviPublished in: ICCCS (2020)
Keyphrases
- language model
- language modeling
- n gram
- document retrieval
- probabilistic model
- speech recognition
- information retrieval
- language modelling
- query expansion
- statistical language models
- smoothing methods
- mixture model
- retrieval model
- context sensitive
- vector space model
- test collection
- relevance model
- retrieval effectiveness
- ensemble methods
- pseudo relevance feedback
- term dependencies
- document length
- document ranking
- word error rate
- model selection