Incorporating Query Expansion and Quality Indicators in Searching Microblog Posts.
Kamran MassoudiManos TsagkiasMaarten de RijkeWouter WeerkampPublished in: ECIR (2011)
Keyphrases
- query expansion
- quality indicators
- microblog posts
- information retrieval systems
- language model
- information retrieval
- retrieval effectiveness
- pseudo relevance feedback
- text retrieval
- automatic query expansion
- relevant documents
- relevance feedback
- retrieval model
- original query
- databases
- reputation management
- social networks
- query terms
- data structure
- selection operator
- machine learning