Machine Learning Based Sentiment Analysis on Spanish Financial Tweets.
José Antonio García-DíazMaría del Pilar Salas-ZárateMaria Luisa Hernández-AlcarazRafael Valencia-GarcíaJuan Miguel Gómez-BerbísPublished in: WorldCIST (1) (2018)
Keyphrases
- sentiment analysis
- machine learning
- text classification
- social media content
- opinion mining
- natural language processing
- text mining
- sentiment classification
- micro blog
- social media
- named entities
- sentence level
- information extraction
- question answering
- multi aspect
- online reviews
- product features
- feature selection
- sentiment lexicon
- public opinion
- transfer learning
- learning algorithm
- knowledge discovery
- knowledge representation
- natural language
- artificial intelligence
- data mining
- semi supervised learning
- co occurrence
- reinforcement learning
- databases