AVAYA: Sentiment Analysis on Twitter with Self-Training and Polarity Lexicon Expansion.
Lee BeckerGeorge ErhartDavid SkibaValentine MatulaPublished in: SemEval@NAACL-HLT (2013)
Keyphrases
- sentiment analysis
- sentiment lexicon
- social media content
- public opinion
- micro blog
- opinion mining
- social media
- sentiment classification
- opinion retrieval
- text classification
- social networks
- sentiment words
- sentence level
- domain specific
- semi supervised learning
- natural language processing
- social networking
- text mining
- product features
- online social networks
- user generated
- product reviews
- online reviews
- multi aspect
- databases
- polarity classification
- automatic construction
- semi supervised
- training set
- opinion words
- social networking sites
- user generated content
- knn
- neural network