The influence of tweets and news on the brazilian stock market through sentiment analysis.
Arthur Emanuel de Oliveira CarosiaGuilherme Palermo CoelhoAna Estela Antunes da SilvaPublished in: WebMedia (2019)
Keyphrases
- sentiment analysis
- stock market
- financial news
- news articles
- social media content
- social media
- stock price
- opinion mining
- micro blog
- short term
- sentiment classification
- micro blogging
- user generated content
- stock trading
- text classification
- sentence level
- multi aspect
- blog posts
- stock exchange
- user generated
- trading rules
- stock data
- financial time series
- public opinion
- natural language processing
- product features
- long term
- financial data
- online reviews
- twitter users
- product reviews
- text mining
- financial markets
- information propagation
- social networking
- named entities
- sentiment lexicon
- stock index futures
- garch model
- text documents
- stock returns
- machine learning
- news stories
- online social networks
- keywords