Keyphrases
- social media
- tv programs
- social networks
- social networking
- tv news
- social interaction
- machine readable form
- digital tv
- polarity classification
- text retrieval
- free text
- social networking sites
- database
- social relationships
- micro blogging
- social web
- text mining
- keywords
- social relations
- text documents
- social activities
- text messages
- online social media
- information retrieval