Keyphrases
- gaussian mixture model
- particle filter
- object tracking
- mixture model
- visual tracking
- particle filtering
- em algorithm
- motion model
- kalman filter
- state space
- feature vectors
- maximum likelihood
- expectation maximization
- likelihood function
- appearance model
- background subtraction
- mean shift
- robust tracking
- feature space
- state estimation
- probability density function
- density estimation
- face tracking
- closed form
- training set
- feature selection
- proposal distribution
- clustering algorithm