Sentiment Analysis of Portuguese Economic News.
Cátia TavaresRicardo RibeiroFernando BatistaPublished in: SLATE (2021)
Keyphrases
- sentiment analysis
- opinion mining
- sentiment classification
- text classification
- sentence level
- news articles
- product reviews
- multi aspect
- natural language processing
- text mining
- user generated
- keywords
- user generated content
- product features
- online reviews
- feature selection
- sentiment lexicon
- co occurrence
- public opinion
- collective classification