Vector-quantization-based scheme for data embedding for images.
Ning LiuKoduvayur P. SubbalakshmiPublished in: Security, Steganography, and Watermarking of Multimedia Contents (2004)
Keyphrases
- vector quantization
- distortion measure
- data embedding
- secret data
- image compression
- vector quantized
- human perception
- vector quantizer
- index table
- image data
- structural similarity
- rate distortion
- image classification
- image coding
- input image
- test images
- grayscale images
- manifold learning
- spatial domain
- digital images
- feature selection