Data hiding using edge detector for scalable images.
Ki-Hyun JungKee-Young YooPublished in: Multim. Tools Appl. (2014)
Keyphrases
- edge detector
- edge detection
- data hiding
- edge detection algorithms
- error correction
- image data
- secret data
- edge localization
- image analysis
- spatial domain
- input image
- jpeg images
- edge points
- edge orientation
- halftone images
- image features
- step edges
- object recognition
- pattern recognition
- detected edges
- block truncation coding
- gray level
- multiresolution
- similarity measure
- pixel values
- test images
- image regions
- multiscale
- image sequences
- image processing