Unsupervised spatiotemporal video clustering a versatile mean-shift formulation robust to total object occlusions.
Simon MureThomas GrenierHugues Benoit-CattinPublished in: ICASSP (2016)
Keyphrases
- partial occlusion
- mean shift
- mode seeking
- object tracking
- background clutter
- robust tracking
- normalized cut
- visual tracking
- visual object tracking
- unsupervised learning
- object appearance
- feature space
- graph cuts
- video sequences
- space time
- kalman filter
- particle filter
- density function
- object class
- video data
- spatial and temporal
- object location
- clustering algorithm
- kernel density estimation
- semi supervised
- k means
- data points
- image segmentation
- lighting conditions
- image processing
- image sequences
- color histogram
- state space
- spectral clustering
- appearance model
- video frames
- machine learning
- multi modal