bigIR at TREC 2020: Simple but Deep Retrieval of Passages and Documents.
Fatima HaouariMarwa EssamTamer ElsayedPublished in: TREC (2020)
Keyphrases
- information retrieval
- document retrieval
- question answering
- test collection
- passage retrieval
- information retrieval systems
- relevant documents
- retrieval effectiveness
- document collections
- document structure
- retrieval systems
- expert search
- query expansion
- relevance judgments
- relevance feedback
- document level
- ad hoc information retrieval
- pseudo relevance feedback
- query terms
- ad hoc retrieval
- structured documents
- retrieval process
- language model
- text retrieval
- average precision
- retrieval model
- question answering systems
- document ranking
- relevance assessments
- vector space model
- document analysis
- ranked list
- expert finding
- image retrieval
- document content
- term frequency
- retrieval strategies
- number of relevant documents
- information extraction
- trec collections
- keywords
- trec test collections
- okapi bm
- recall oriented
- inter document similarities
- trec ad hoc
- trec web
- retrieval engine
- multimedia documents
- retrieval accuracy
- ranking functions
- web documents
- xml documents
- search engine