Understanding the retrieval effectiveness of collaborative tags and author keywords in different retrieval environments: An experimental study on medical collections.
Kun LuMargaret E. I. KippPublished in: J. Assoc. Inf. Sci. Technol. (2014)
Keyphrases
- retrieval effectiveness
- keywords
- information retrieval
- test collection
- retrieval model
- trec collections
- query expansion
- relevant documents
- information retrieval systems
- collection selection
- retrieval process
- average precision
- document collections
- retrieval strategies
- retrieval efficiency
- user queries
- query terms
- document retrieval
- structured queries
- relevance feedback
- ranked retrieval
- search engine
- trec test collections
- search terms
- retrieval quality
- retrieval systems
- language model
- relevance model
- pseudo relevance feedback
- semantic information
- query performance prediction
- term dependencies
- automatic query expansion
- keyword search
- text retrieval
- relevance scores
- improve retrieval effectiveness
- retrieved documents
- search tasks
- language modeling
- controlled vocabulary
- extended boolean
- metadata
- web pages
- document rankings
- vector space model
- term weights
- vector space
- web documents
- visual features
- recall oriented
- digital libraries
- learning algorithm
- retrieve documents
- image retrieval
- post retrieval