Event Detection via LDA for the MediaEval2012 SED Task.
Konstantinos N. VavliakisFani A. TzimaPericles A. MitkasPublished in: MediaEval (2012)
Keyphrases
- event detection
- linear discriminant analysis
- latent dirichlet allocation
- topic models
- face recognition
- dimensionality reduction
- video analysis
- generative model
- audio visual
- principal component analysis
- event recognition
- video surveillance
- video event detection
- feature extraction
- sports video
- activity recognition
- scan statistic
- composite events
- high order co clustering
- probabilistic model
- metadata
- active learning
- active database management systems
- machine learning