Factors affecting text mining based stock prediction: Text feature representations, machine learning models, and news platforms.
Wei-Chao LinChih-Fong TsaiHsuan ChenPublished in: Appl. Soft Comput. (2022)
Keyphrases
- factors affecting
- text mining
- machine learning models
- feature representations
- predictive model
- spam filtering
- feature representation
- image representation
- text classification
- machine learning
- machine learning approaches
- machine learning algorithms
- prediction accuracy
- natural language processing
- information extraction
- keywords
- low level features
- information retrieval
- data mining
- knowledge discovery
- learning models
- generative model
- classifier ensemble
- named entities
- data analysis
- low dimensional
- prediction model
- high dimensional
- feature space
- feature selection
- multi class
- prior knowledge