Is News Sentiment More Than Just Noise?
Simon Jonas AlfanoStefan FeuerriegelDirk NeumannPublished in: ECIS (2015)
Keyphrases
- sentiment analysis
- financial news
- keywords
- noise level
- random noise
- news articles
- noisy data
- noise reduction
- missing data
- noise model
- polarity classification
- search engine
- noise sensitivity
- gaussian noise
- sentiment classification
- signal to noise ratio
- information extraction
- opinion mining
- noise removal
- additive noise
- positive and negative
- input data
- online news
- news items
- social media
- image processing