Collective blind image watermarking in DWT-DCT domain with adaptive embedding strength governed by quality metrics.
Hwai-Tsu HuLing-Yuan HsuPublished in: Multim. Tools Appl. (2017)
Keyphrases
- image watermarking
- watermark detection
- quality metrics
- dct domain
- watermarking algorithm
- dct coefficients
- human visual system
- spread spectrum
- jpeg compression
- watermarking technique
- discrete wavelet transform
- compressed domain
- wavelet domain
- image quality
- spatial domain
- watermark embedding
- digital watermarking
- lossy compression
- quality assessment
- low frequency
- geometric distortions
- additive noise
- visual quality
- watermarked image
- copyright protection
- peak signal to noise ratio
- watermarking scheme
- high frequency
- post processing
- signal processing
- discrete cosine transform
- ground truth
- human perception
- visual information
- wavelet transform