ST-ETM: A Spatial-Temporal Emergency Topic Model for Public Opinion Identifying in Social Networks.
Lili DaiHongwei WangXia LiuPublished in: IEEE Access (2020)
Keyphrases
- spatial temporal
- topic models
- public opinion
- social networks
- social media
- topic modeling
- opinion mining
- latent dirichlet allocation
- spatio temporal
- temporal information
- sentiment analysis
- text mining
- text documents
- probabilistic model
- video shots
- action recognition
- generative model
- co occurrence
- spatial and temporal
- link prediction
- latent variables
- machine learning
- bayesian networks
- spatial information
- computer vision
- relevance model
- databases