Active Speaker Detection and Localization in Videos Using Low-Rank and Kernelized Sparsity.
Jie PuYannis PanagakisMaja PanticPublished in: IEEE Signal Process. Lett. (2020)
Keyphrases
- low rank
- sparsity constraints
- convex optimization
- matrix factorization
- linear combination
- missing data
- low rank matrix
- singular value decomposition
- matrix completion
- rank minimization
- high dimensional data
- high order
- low rank matrices
- matrix decomposition
- kernel matrix
- semi supervised
- trace norm
- high dimensional
- video surveillance
- regularized regression
- video data
- video sequences
- video frames
- singular values
- collaborative filtering
- event detection
- sparse representation
- image classification
- minimization problems
- object detection
- data points
- recommender systems
- pattern recognition
- image processing