A Robust Multiwavelet-Based Watermarking Scheme for Copyright Protection of Digital Images Using Human Visual System.
Padmanabhareddy VundelaVaradarajan SourirajanPublished in: Int. Arab J. Inf. Technol. (2013)
Keyphrases
- watermarking scheme
- human visual system
- geometric distortions
- digital watermark
- watermarking technique
- watermark embedding
- image quality
- digital watermarking
- image data
- visual quality
- lossy compression
- watermarked image
- image classification
- jpeg compression
- copyright protection
- watermarking method
- image retrieval
- quality assessment
- input image
- watermarking algorithm
- error correction
- watermark detection
- test images
- image watermarking
- image processing operations
- edge detection
- image processing
- error diffusion
- high resolution
- digital images
- spread spectrum
- jpeg images
- image compression
- wavelet domain
- peak signal to noise ratio