Siena's Twitter Information Retrieval System: The 2014 Microblog Track.
Timothy LaRockLauren MathewsMatthew RobertsDarren LimSharon G. SmallPublished in: TREC (2014)
Keyphrases
- information retrieval systems
- social media
- microblog posts
- hot topics
- social networks
- topic detection
- document collections
- retrieval systems
- query expansion
- information retrieval
- retrieval effectiveness
- user queries
- information propagation
- influence propagation
- relevant documents
- document indexing
- online social networks
- social networking
- inverted file
- structured documents
- retrieval model
- relevance feedback
- xml retrieval
- public opinion
- user modelling
- interactive information retrieval
- sina weibo
- topic models
- micro blogging
- retrieval engine
- document retrieval
- data sets
- social networking sites
- retrieved documents
- learning environment
- multimedia