Sparse Representation based Two-dimensional Bar Code Image Super-resolution.
Yiling ShenNingzhong LiuHan SunPublished in: KSII Trans. Internet Inf. Syst. (2017)
Keyphrases
- image super resolution
- barcode
- dictionary learning
- sparse representation
- image acquisition
- sparse coding
- hough transform
- error correction
- super resolution
- image patches
- key technologies
- low resolution
- kernel regression
- image registration
- watermarking algorithm
- blurred images
- mobile devices
- class specific
- low resolution images
- natural images
- signal processing
- three dimensional
- motion blur
- high resolution
- computer vision
- edge preserving
- edge information
- multiscale
- image reconstruction
- high resolution images
- wavelet transform
- dimensionality reduction