Detecting a Risk Signal in Stock Investment Through Opinion Mining and Graph-Based Semi-Supervised Learning.
Byungun YoonYujin JeongSunhye KimPublished in: IEEE Access (2020)
Keyphrases
- opinion mining
- graph based semi supervised learning
- sentiment analysis
- semi supervised learning
- topic modeling
- online product reviews
- sentiment classification
- semi supervised
- customer reviews
- product features
- label propagation
- product reviews
- graph construction
- stock market
- generative model
- decision trees
- supervised learning
- pattern recognition
- training data