Sentiment Analysis of Financial News Using Unsupervised and Supervised Approach.
Anita YadavC. K. JhaAditi SharanVikrant VaishPublished in: PReMI (2) (2019)
Keyphrases
- sentiment analysis
- financial news
- semi supervised
- unsupervised learning
- supervised learning
- opinion mining
- supervised classifiers
- text classification
- supervised classification
- stock market
- sentiment classification
- supervised methods
- weakly supervised
- sentence level
- online reviews
- text mining
- semi supervised learning
- multi aspect
- news stories
- machine learning
- feature selection
- active learning
- topic modeling
- learning algorithm
- hong kong
- labeled data
- natural language processing
- stock price
- information retrieval
- user generated
- unlabeled data
- product reviews
- public opinion
- generative model
- product features
- knowledge representation
- social networks
- sentiment words
- data mining