High-Level Automatic Event Detection and User Classification in a Social Network Context.
Fabio PersiaSven HelmerPublished in: GraMSec@CSF (2019)
Keyphrases
- event detection
- high level
- mid level
- social networks
- video surveillance
- user model
- video event detection
- video analysis
- event recognition
- low level
- text classification
- machine learning
- feature selection
- supervised learning
- decision trees
- trecvid multimedia event detection
- multimedia event detection
- activity recognition
- feature space
- semantic event detection
- data management
- machine learning algorithms
- social media
- feature vectors
- reinforcement learning
- metadata