LIDER: An Efficient High-dimensional Learned Index for Large-scale Dense Passage Retrieval.
Yifan WangHaodi MaDaisy Zhe WangPublished in: CoRR (2022)
Keyphrases
- passage retrieval
- high dimensional
- question answering
- document retrieval
- low dimensional
- language model
- audio visual
- similarity search
- query expansion
- information retrieval
- relevance model
- dimensionality reduction
- retrieval model
- multi modal
- feature space
- document collections
- high dimensional data
- nearest neighbor
- knowledge representation
- data points
- semi structured
- free text
- digital libraries