Topological-ordered color table for BPCS-steganography using indexed color images.
Robert OuelletteHideki NodaMichiharu NiimiEiji KawaguchiPublished in: Security and Watermarking of Multimedia Contents (2000)
Keyphrases
- color images
- color information
- color space
- gray scale
- color image segmentation
- color texture
- color image processing
- image processing
- color correction
- grayscale images
- color components
- color channels
- gray scale images
- natural color images
- lookup table
- data hiding
- contrast enhancement
- topological properties
- information hiding
- spread spectrum
- rgb color space
- color quantization
- color image enhancement
- color perception
- color segmentation
- impulse noise
- gray level images