Keyphrases
- matrix decomposition
- background subtraction
- low rank
- low rank matrix
- background model
- singular value decomposition
- nonnegative matrix factorization
- linear combination
- missing data
- moving objects
- matrix factorization
- image sequences
- foreground objects
- low rank approximation
- convex optimization
- kernel matrix
- singular values
- high dimensional data
- object detection
- semi supervised
- background modeling
- gaussian mixture model
- high order
- foreground detection
- appearance model
- data representation
- image segmentation
- small number
- data matrix
- post processing
- sparse matrix
- feature space
- input data