Keyphrases
- wavelet domain
- watermark detection
- watermarking algorithm
- multiscale
- image watermarking scheme
- wavelet decomposition
- watermark embedding
- spatial domain
- wavelet coefficients
- spread spectrum
- image watermarking
- input image
- denoising
- wavelet transform
- image retrieval
- watermarking scheme
- image classification
- discrete wavelet transform
- digital watermark
- image denoising
- human visual system
- image data
- geometric distortions
- edge detection
- watermarked image
- high frequency
- pixel values
- subband
- digital image watermarking
- multiresolution
- test images
- low frequency
- high resolution
- similarity measure
- image segmentation
- high quality
- computational complexity
- low level
- lossy compression
- watermarking technique
- gaussian noise
- motion estimation
- transform domain