Bilayer Sparse Topic Model for Scene Analysis in Imbalanced Surveillance Videos.
Jinqiao WangWei FuHanqing LuSongde MaPublished in: IEEE Trans. Image Process. (2014)
Keyphrases
- scene analysis
- topic models
- surveillance videos
- latent dirichlet allocation
- video surveillance
- object classification
- video data
- multi camera
- computer vision
- event detection
- object tracking
- real time
- co occurrence
- probabilistic model
- text mining
- video sequences
- generative model
- moving target
- high dimensional
- sparse representation
- surveillance system
- machine learning
- human activities
- natural language processing
- video analysis
- object recognition
- data mining