Keyphrases
- sentiment analysis
- multi task
- sentiment lexicon
- multi task learning
- sentiment words
- opinion mining
- learning tasks
- collective classification
- sentiment classification
- multiple tasks
- sentence level
- multi class
- text classification
- feature selection
- gaussian processes
- sparse learning
- learning problems
- natural language processing
- transfer learning
- machine learning
- product reviews
- text mining
- neural network
- learning algorithm
- multi label
- support vector machine