Enhancing situation awareness of public safety events by visualizing topic evolution using social media.
Qing DengGuoray CaiHui ZhangYi LiuLida HuangFeng SunPublished in: DG.O (2018)
Keyphrases
- situation awareness
- public safety
- information sharing
- social media
- crisis management
- emergency response
- emergency management
- homeland security
- share information
- decision support
- public sector
- event detection
- law enforcement
- decision process
- agent model
- surveillance system
- mental models
- information fusion
- government agencies
- fraud detection
- knowledge sharing
- management system
- decision making
- current situation
- decision makers
- critical infrastructure
- social networks
- databases
- united states
- knowledge discovery
- computer vision