Siena's Twitter Information Retrieval System: The 2012 Microblog Track.
Karl AppelLauren MathewsDarren LimSharon G. SmallPublished in: TREC (2012)
Keyphrases
- information retrieval systems
- social media
- microblog posts
- social networks
- hot topics
- document collections
- information retrieval
- information propagation
- topic detection
- query expansion
- user queries
- inverted file
- retrieval effectiveness
- document indexing
- retrieval systems
- retrieval model
- online social networks
- social networking
- influence propagation
- relevant documents
- relevance feedback
- structured documents
- xml retrieval
- data sets
- social networking sites
- sina weibo
- image retrieval
- micro blogging
- web documents
- user interface
- language model