Locatability of modified pixels in steganographic images.
Tu-Thach QuachPublished in: Media Watermarking, Security, and Forensics (2012)
Keyphrases
- input image
- image pixels
- original images
- image data
- ground truth
- pixel values
- image database
- grey levels
- reference images
- intensity values
- image features
- digitized images
- three dimensional
- image regions
- image classification
- pixel wise
- texture information
- image analysis
- pixel intensities
- test images
- image retrieval
- jpeg images
- spatial correlation
- image registration
- multiscale
- object recognition
- neighboring pixels
- grey level
- digital images
- edge detection
- foreground and background
- gray value
- image blocks
- color features
- intensity variations
- spatial domain