DynamicRetriever: A Pre-training Model-based IR System with Neither Sparse nor Dense Index.
Yujia ZhouJing YaoZhicheng DouLedell WuJi-Rong WenPublished in: CoRR (2022)
Keyphrases
- information retrieval
- motion field estimation
- avoid overfitting
- training set
- test set
- supervised learning
- dense optical flow
- sparse data
- high dimensional
- training samples
- training examples
- training algorithm
- information retrieval systems
- database
- index structure
- query expansion
- sparse representation
- b tree
- training process
- multi dimensional