On Theorem 10 in "On Polar Polytopes and the Recovery of Sparse Representations" [Sep 07 3188-3195].
Bob L. SturmBoris MailhéMark D. PlumbleyPublished in: IEEE Trans. Inf. Theory (2013)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image classification
- face recognition
- compressive sensing
- compressed sensing
- signal processing
- random projections
- joint optimization
- image representation
- fourier transform
- image patches
- negative matrix factorization
- manifold learning
- high dimensional data
- test images
- sparse reconstruction
- object tracking
- dimensionality reduction
- sparse coefficients
- norm regularization
- orthogonal matching pursuit
- data sets
- frequency domain
- higher order
- similarity measure
- feature extraction
- computer vision
- data mining