Towards an Optimal Space-and-Query-Time Index for Top-k Document Retrieval.
Wing-Kai HonRahul ShahSharma V. ThankachanPublished in: CPM (2012)
Keyphrases
- document retrieval
- inverted index
- relevance feedback
- query processing
- query terms
- document ranking
- language model
- relevant documents
- result set
- document collections
- query independent
- information retrieval
- index structure
- retrieval model
- retrieval strategies
- ranking functions
- query expansion
- vector space
- database
- indexing techniques
- user queries
- pseudo relevance feedback
- retrieval effectiveness
- learning to rank
- xml elements
- range queries
- query specific
- document indexing
- cross language
- query result
- passage retrieval
- retrieved documents
- retrieval quality
- databases
- xml retrieval
- information retrieval systems
- data structure
- multimedia
- retrieval process
- ranking algorithm
- image retrieval