Perceptual sparse representation for compressed sensing of image.
Jian WuYongfang WangKanghua ZhuYun ZhuPublished in: VCIP (2016)
Keyphrases
- compressed sensing
- sparse representation
- compressive sampling
- image classification
- image representation
- image reconstruction
- test images
- orthogonal matching pursuit
- random projections
- compressive sensing
- dictionary learning
- sparse coefficients
- fourier domain
- sparse coding
- image data
- input image
- natural images
- multiscale
- image features
- single image
- signal processing
- image retrieval
- image patches
- training data
- high quality
- similarity measure
- image matching
- face recognition
- signal recovery
- image segmentation
- data sets
- invariant features
- object recognition
- bag of words
- data analysis
- high resolution
- super resolution