Artificial bee colony based perceptually tuned blind color image watermarking in hybrid LWT-DCT domain.
Sourabh SharmaHarish SharmaJanki Ballabh SharmaPublished in: Multim. Tools Appl. (2021)
Keyphrases
- image watermarking
- dct domain
- human visual system
- watermark detection
- dct coefficients
- jpeg compression
- spatial domain
- watermarking algorithm
- spread spectrum
- transform domain
- wavelet domain
- additive noise
- color images
- discrete cosine transform
- lossy compression
- image quality
- post processing
- discrete wavelet transform
- compressed domain
- optimization algorithm
- digital video
- visual quality
- copyright protection
- error diffusion
- differential evolution
- frequency domain
- digital watermarking
- feature vectors
- low frequency
- genetic algorithm ga
- geometric distortions
- watermarking technique
- visual information
- video sequences
- signal processing
- digital images