Data Hiding in Images by Hybrid LSB Substitution.
Chin-Chen ChangHsien-Wen TsengPublished in: MUE (2009)
Keyphrases
- data hiding
- secret data
- lossy compression
- embedded image
- error correction
- least significant bit
- jpeg images
- halftone images
- block truncation coding
- image data
- spread spectrum
- input image
- high capacity
- original images
- spatial domain
- data embedding
- digital images
- secret message
- watermarking technique
- reversible data hiding
- information hiding
- cover image
- pixel values
- frequency domain
- gray level
- edge detection
- data hiding scheme