Multi-Stage Conversational Passage Retrieval: An Approach to Fusing Term Importance Estimation and Neural Query Rewriting.
Sheng-Chieh LinJheng-Hong YangRodrigo NogueiraMing-Feng TsaiChuan-Ju WangJimmy LinPublished in: ACM Trans. Inf. Syst. (2021)
Keyphrases
- multistage
- query rewriting
- passage retrieval
- question answering
- document retrieval
- relevance model
- query answering
- dynamic programming
- query optimization
- language model
- conjunctive queries
- spatial databases
- audio visual
- multi modal
- query expansion
- xml queries
- information retrieval
- query evaluation
- query terms
- data integration
- natural language
- query result
- xpath queries
- tree patterns
- machine learning
- retrieval model
- knowledge base
- high dimensional
- pseudo relevance feedback
- query execution
- query processing
- language modeling
- special case
- wordnet
- data exchange