Non-uniform Quantization of Detail Components in Wavelet Transformed Image for Lossy JPEG2000 Compression
Madhur SrivastavaPrasanta K. PanigrahiPublished in: CoRR (2012)
Keyphrases
- transformed image
- image watermarking
- jpeg compression
- lossy compression
- watermarking algorithm
- discrete wavelet transform
- digital images
- image coder
- subband
- geometric distortions
- watermarking scheme
- image quality
- dct coefficients
- wavelet domain
- lossless compression
- additive noise
- peak signal to noise ratio
- gaussian noise
- low pass
- image compression
- signal processing
- copyright protection
- frequency domain
- digital watermarking
- multiscale
- compression ratio
- noisy images
- denoising
- wavelet coefficients
- pattern matching
- multiresolution
- computational complexity
- spatial domain