A Contextual Classification Strategy for Polarity Analysis of Direct Quotations from Financial News.
Brett DruryGaël DiasLuís TorgoPublished in: RANLP (2011)
Keyphrases
- image classification
- classification accuracy
- pattern recognition
- machine learning
- text classification
- support vector
- feature extraction
- decision trees
- financial news
- feature space
- low level
- data warehouse
- feature selection
- data mining
- support vector machine svm
- n gram
- higher education
- sentiment analysis
- sentiment classification