An Exploration Study of Multi-stage Conversational Passage Retrieval: Paraphrase Query Expansion and Multi-view Point-wise Ranking.
Jia-Huei JuChih-Ting YehCheng-Wei LinChia-Ying TsaoJun-En DingChuan-Ju WangMing-Feng TsaiPublished in: TREC (2021)
Keyphrases
- query expansion
- multi view
- multistage
- passage retrieval
- question answering
- document ranking
- language model
- information retrieval systems
- information retrieval
- retrieval effectiveness
- pseudo relevance feedback
- pointwise
- relevance model
- document retrieval
- text retrieval
- relevance feedback
- language modeling
- three dimensional
- retrieval model
- relevant documents
- web search
- retrieved documents
- dynamic programming
- natural language
- query terms
- semi supervised
- short queries
- audio visual
- object recognition