IITD-DBAI: Multi-Stage Retrieval with Pseudo-Relevance Feedback and Query Reformulation.
Shivani ChoudharyPublished in: TREC (2021)
Keyphrases
- multistage
- query reformulation
- pseudo relevance feedback
- retrieval systems
- query expansion
- average precision
- document retrieval
- retrieval effectiveness
- information retrieval systems
- query formulation
- relevance feedback
- test collection
- language model
- information retrieval
- retrieval model
- relevant documents
- query terms
- anchor text
- term frequency
- dynamic programming
- search sessions
- language modeling
- document collections
- search engine
- query suggestion
- image retrieval
- data mining
- multimedia
- state space