Multiscale self-similarity and sparse representation based single image super-resolution.
Chao XieWeili ZengShengqin JiangXiaobo LuPublished in: Neurocomputing (2017)
Keyphrases
- single image super resolution
- multiscale
- sparse coding
- natural images
- dictionary learning
- sparse representation
- image patches
- image representation
- natural scenes
- scale space
- image denoising
- wavelet transform
- compressive sensing
- image segmentation
- edge detection
- image processing
- super resolution
- test images
- higher order
- wavelet coefficients
- maximum likelihood
- high resolution
- dimensionality reduction
- small number