Optimizing Dense Retrieval Model Training with Hard Negatives.
Jingtao ZhanJiaxin MaoYiqun LiuJiafeng GuoMin ZhangShaoping MaPublished in: SIGIR (2021)
Keyphrases
- retrieval model
- test collection
- language model
- vector space
- document retrieval
- language modeling
- information retrieval systems
- vector space model
- retrieval effectiveness
- query expansion
- information retrieval
- retrieval framework
- relevance feedback
- user queries
- tf idf
- text retrieval
- retrieval systems
- sentence retrieval
- false positives
- retrieval functions
- statistical language models
- passage retrieval
- training examples
- document collections
- learning process
- effective retrieval
- term dependencies
- training set
- neural network
- database