Opinion Mining for Relating Subjective Expressions and Annual Earnings in US Financial Statements.
Chien-Liang ChenChao-Lin LiuYuan-Chen ChangHsiang-Ping TsaiPublished in: J. Inf. Sci. Eng. (2013)
Keyphrases
- opinion mining
- financial statements
- listed companies
- empirical analysis
- sentiment analysis
- stock market
- credit risk
- financial data
- topic modeling
- stock price
- customer reviews
- online product reviews
- sentiment classification
- evaluation method
- natural language
- product features
- financial ratios
- product reviews
- opinion words
- sentiment lexicon
- short term
- knn
- social networks
- artificial intelligence
- machine learning