Keyphrases
- stock market
- online communities
- short term
- social influence
- content analysis
- virtual communities
- social networks
- trading rules
- social media
- stock price
- stock index futures
- stock trading
- stock exchange
- financial markets
- financial time series
- financial data
- listed companies
- user interface
- user profiles
- user interaction
- long term
- stock data
- recommender systems
- chinese stock market
- online learning communities
- foreign exchange
- garch model
- feature space