A Mathematical Exploration of Why Language Models Help Solve Downstream Tasks.
Nikunj SaunshiSadhika MalladiSanjeev AroraPublished in: ICLR (2021)
Keyphrases
- language model
- language modeling
- n gram
- document retrieval
- probabilistic model
- information retrieval
- retrieval model
- statistical language models
- speech recognition
- query expansion
- language modelling
- language models for information retrieval
- test collection
- query terms
- language model for information retrieval
- context sensitive
- translation model
- document ranking
- smoothing methods
- pseudo relevance feedback
- vector space model
- word error rate
- cross lingual
- ad hoc information retrieval
- okapi bm
- query specific
- feature selection