Image recovery from partial wavelet coefficients via sparse representation.
Georgin JacobC. V. JijiPublished in: ICVGIP (2012)
Keyphrases
- wavelet coefficients
- image recovery
- sparse representation
- compressive sensing
- wavelet transform
- wavelet domain
- multiresolution
- multiscale
- sparse coding
- subband
- random projections
- image denoising
- image representation
- image classification
- face recognition
- dimensionality reduction
- signal processing
- feature vectors
- joint optimization
- image patches
- image processing
- knn
- data sets
- filter bank
- high dimensional data