A Multi-level Distillation based Dense Passage Retrieval Model.
Haifeng LiMo HaiDong TangPublished in: CoRR (2023)
Keyphrases
- retrieval model
- document retrieval
- passage retrieval
- language model
- language modeling
- information retrieval systems
- retrieval effectiveness
- test collection
- text retrieval
- information retrieval
- vector space model
- vector space
- query terms
- tf idf
- retrieval framework
- relevance feedback
- query expansion
- question answering
- sentence retrieval
- improvements in retrieval effectiveness
- user queries
- document collections
- retrieval systems
- trec collections
- statistical language models
- n gram
- feature vectors
- retrieval process
- decision trees
- e learning
- learning algorithm
- retrieval functions
- database
- similarity search
- training data