Wavelet based watermarking method for digital images using the human visual system.
Young-Sik KimO-Hyung KwonRae-Hong ParkPublished in: ISCAS (4) (1999)
Keyphrases
- human visual system
- digital images
- watermarking method
- wavelet domain
- digital watermarking
- watermarking algorithm
- watermark embedding
- copyright protection
- watermarked image
- image quality
- discrete wavelet transform
- visual quality
- watermarking scheme
- watermarking technique
- wavelet transform
- image watermarking
- quality assessment
- jpeg compression
- multiresolution
- visual information
- spread spectrum
- dct domain
- image compression
- bit rate
- low bit rate
- geometric distortions
- jpeg images
- low level
- image data
- peak signal to noise ratio
- reconstructed image