Pre-processing online financial text for sentiment classification: A natural language processing approach.
Fan SunAmmar BelatrecheSonya A. ColemanT. Martin McGinnityYuhua LiPublished in: CIFEr (2014)
Keyphrases
- sentiment classification
- sentiment analysis
- natural language processing
- sentence level
- text mining
- preprocessing
- document level
- product reviews
- online reviews
- dependency tree
- text classification
- opinion mining
- sentiment polarity
- positive or negative
- online product reviews
- information extraction
- text summarization
- cross domain
- natural language
- text documents
- named entity recognition
- information retrieval
- question answering
- wordnet
- knowledge discovery
- knowledge representation
- feature engineering
- named entities
- part of speech
- semantic relations
- probabilistic model
- machine translation
- feature extraction