Separation of system dynamics and line spectra via sparse representation.
Lipeng NingTryphon T. GeorgiouAllen R. TannenbaumPublished in: CDC (2010)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- compressed sensing
- signal processing
- dimensionality reduction
- image classification
- compressive sensing
- image patches
- random projections
- reconstruction error
- negative matrix factorization
- object tracking
- joint optimization
- principal component analysis
- piecewise smooth
- high dimensional data
- sparse reconstruction
- linear combination
- image representation
- regularized least squares
- sparse coefficients
- sparse approximations
- test images
- decision trees
- sparsity constraints
- sparse learning
- sparse codes