Columbia NLP: Sentiment Detection of Subjective Phrases in Social Media.
Sara RosenthalKathy McKeownPublished in: SemEval@NAACL-HLT (2013)
Keyphrases
- social media
- natural language
- sentiment analysis
- social media data
- natural language processing
- automatic detection
- real world events
- detection algorithm
- anomaly detection
- text mining
- object detection
- information extraction
- social media content
- linguistic features
- opinion mining
- big data
- social networks
- positive and negative
- detection rate
- sentiment classification
- positive or negative
- false positives
- public opinion
- product features
- detection method
- wordnet
- online social media
- keywords