Alleviating Data Sparsity for Twitter Sentiment Analysis.
Hassan SaifYulan HeHarith AlaniPublished in: #MSM (2012)
Keyphrases
- sentiment analysis
- data sparsity
- social media content
- public opinion
- collaborative filtering
- micro blog
- matrix factorization
- opinion mining
- social media
- recommender systems
- transfer learning
- text classification
- sentiment classification
- sentence level
- online social networks
- multi aspect
- user ratings
- social networks
- user generated content
- user generated
- text mining
- product features
- product reviews
- micro blogging
- social networking
- labeled data
- natural language processing
- user preferences
- sentiment lexicon
- missing data