Non-uniform quantizer design for image data hiding.
Ning LiuKoduvayur P. SubbalakshmiPublished in: ICIP (2004)
Keyphrases
- data hiding
- data hiding scheme
- tamper detection
- watermarking technique
- embedded image
- image data
- image scrambling
- input image
- secret message
- high capacity
- error correction
- lossy compression
- reversible data hiding
- spatial domain
- test images
- multiscale
- data embedding
- image compression
- spread spectrum
- image authentication
- secret data
- image segmentation
- watermarked image
- distortion measure
- digital watermarking
- halftone images
- pixel values
- cover image
- vector quantization
- edge detection
- wavelet transform
- optical flow