Invertible Grayscale with Sparsity Enforcing Priors.
Yong DuYangyang XuTaizhong YeQiang WenChu-Feng XiaoJunyu DongGuoqiang HanShengfeng HePublished in: ACM Trans. Multim. Comput. Commun. Appl. (2021)
Keyphrases
- gray scale
- color images
- gray scale images
- gray level
- grayscale images
- binary images
- morphological operations
- mathematical morphology
- sparse representation
- inverse halftoning
- image segmentation
- structuring elements
- digital images
- image analysis
- image quality
- image enhancement
- denoising
- error diffusion
- multiscale
- feature extraction
- face recognition