Hot Event Detection for Social Media Based on Keyword Semantic Information.
Zexuan YuXu WuXiaqing XieJin XuPublished in: DSC (2019)
Keyphrases
- semantic information
- event detection
- social media
- keywords
- semantic analysis
- event recognition
- wordnet
- video event detection
- semantic similarity
- activity recognition
- keyword search
- search engine
- domain knowledge
- low level features
- social networks
- visual features
- social media data
- domain ontology
- background knowledge
- video analysis
- semantic content
- mid level
- metadata
- user generated content
- semantic gap
- visual information
- high level
- feature selection
- co occurrence