Augmenting Pre-trained Language Models with QA-Memory for Open-Domain Question Answering.
Wenhu ChenPat VergaMichiel de JongJohn WietingWilliam W. CohenPublished in: CoRR (2022)
Keyphrases
- open domain question answering
- language model
- pre trained
- question answering
- language modeling
- n gram
- information retrieval
- probabilistic model
- training data
- speech recognition
- retrieval model
- passage retrieval
- document retrieval
- test collection
- answer extraction
- query expansion
- query terms
- training examples
- relevance model
- vector space model
- pseudo relevance feedback
- control signals
- natural language processing
- supervised learning
- information extraction