Lexicon-Based Sentiment Analysis for Reviews of Products in Brazilian Portuguese.
Lucas Vinicius AvancoMaria das Graças Volpe NunesPublished in: BRACIS (2014)
Keyphrases
- sentiment analysis
- product reviews
- brazilian portuguese
- product features
- sentiment lexicon
- opinion mining
- customer reviews
- online reviews
- machine translation
- sentiment classification
- text classification
- sentence level
- natural language processing
- opinion retrieval
- text mining
- user generated
- domain specific
- multi aspect
- natural language
- machine learning
- collective classification
- sentiment words
- positive or negative
- automatically extracting
- public opinion
- semi supervised