Blind watermarking for color images using EMMQ based on QDFT.
Ling-Yuan HsuHwai-Tsu HuPublished in: Expert Syst. Appl. (2020)
Keyphrases
- blind watermarking
- color images
- transform domain
- watermarking scheme
- gray scale
- color space
- color information
- color image segmentation
- image processing
- impulsive noise
- spatial domain
- impulsive noise removal
- contrast enhancement
- gray scale images
- grayscale images
- feature extraction
- impulse noise
- neural network
- high quality
- color quantization
- vector median filter
- computer vision