Data hiding in scrambled images: A new double layer security data hiding technique.
Shabir A. ParahJavaid A. SheikhAbdul Mueed HafizGhulam Mohiuddin BhatPublished in: Comput. Electr. Eng. (2014)
Keyphrases
- data hiding
- secret data
- lossy compression
- jpeg images
- embedded image
- error correction
- least significant bit
- image scrambling
- block truncation coding
- spatial domain
- spread spectrum
- halftone images
- high capacity
- image data
- information hiding
- data embedding
- data hiding scheme
- secret message
- input image
- watermarking technique
- reversible data hiding
- watermarked image
- cover image
- pixel values
- gaussian noise
- frequency domain
- computer simulation
- edge detection
- multiscale