Quantization selection based on characteristic of cover image for PVD Steganography to optimize imperceptibility and capacity.
Pulung Nurtantio AndonoDe Rosal Ignatius Moses SetiadiPublished in: Multim. Tools Appl. (2023)
Keyphrases
- cover image
- watermark embedding
- data hiding
- spatial domain
- secret information
- high capacity
- binary images
- spread spectrum
- watermarking scheme
- discrete cosine transform
- pixel values
- error correction
- stego image
- embedding capacity
- reversible data hiding
- image processing
- human visual system
- secret message
- distortion measure
- digital watermarking
- watermarking algorithm
- gray scale
- empirical mode decomposition
- image watermarking
- transform domain
- wavelet domain
- singular value decomposition
- frequency domain