Keyword Extraction for Improved Document Retrieval in Conversational Search.
Oleg BorisovMohammad AliannejadiFabio CrestaniPublished in: CoRR (2021)
Keyphrases
- document retrieval
- keyword extraction
- text retrieval
- inverted index
- spreading activation
- language model
- document collections
- retrieval model
- information retrieval
- document ranking
- retrieval strategies
- relevance feedback
- cross language
- ranking functions
- learning to rank
- pseudo relevance feedback
- keywords
- search queries
- keyphrases
- relevant documents
- passage retrieval
- query terms
- retrieval effectiveness
- search engine
- machine learning
- user queries
- query expansion
- probabilistic model
- active learning
- database systems
- learning algorithm
- document image retrieval