Understanding heterogeneity of investor sentiment on social media: A structural topic modeling approach.
Rongjiao JiQiwei HanPublished in: Frontiers Artif. Intell. (2022)
Keyphrases
- topic modeling
- opinion mining
- social media
- topic models
- public opinion
- latent dirichlet allocation
- social media data
- sentiment analysis
- text mining
- modeling framework
- collaborative filtering
- real world events
- latent topics
- topic extraction
- text documents
- scientific articles
- latent variables
- text classification
- stock market
- question answering
- sentiment classification
- neural network
- relevance ranking
- bag of words
- training data
- social networks