Overview of the NTCIR-5 WEB Query Term Expansion Subtask.
Masaharu YoshiokaPublished in: NTCIR (2005)
Keyphrases
- cross language information retrieval
- query terms
- query translation
- retrieval effectiveness
- test collection
- web retrieval
- trec web
- query expansion
- information sources
- user queries
- patent retrieval
- web pages
- co occurrence
- language model
- document retrieval
- web documents
- query logs
- retrieval model
- relevant documents
- verbose queries
- information retrieval
- link analysis
- average precision
- pseudo relevance feedback
- anchor text