Ad-hoc aggregations of ranked lists in the presence of hierarchies.
Nilesh BansalSudipto GuhaNick KoudasPublished in: SIGMOD Conference (2008)
Keyphrases
- ranked list
- rank aggregation
- average precision
- retrieval systems
- federated search
- discriminative power
- data warehouse
- search queries
- evaluation measures
- retrieved documents
- relevant documents
- database systems
- rank order
- relevance scores
- user queries
- search result
- query expansion
- web search
- similarity measure
- data sets
- resource selection
- query specific