Invertible Color-to-Grayscale Conversion by Using Clustering and Reversible Watermarking.
Qiaoyi LiangRunwen HuShijun XiangPublished in: ICME (2021)
Keyphrases
- gray scale
- color images
- gray scale images
- reversible watermarking
- binary images
- color space
- grayscale images
- color information
- error diffusion
- gray level
- mathematical morphology
- histogram equalization
- image processing
- gray images
- halftone images
- watermarking scheme
- image enhancement
- image data
- optical flow
- video sequences