Image splicing detection based on Markov features in discrete octonion cosine transform domain.
Hongda ShengXuanjing ShenYingda LyuZenan ShiShuyang MaPublished in: IET Image Process. (2018)
Keyphrases
- transform domain
- image features
- discrete cosine
- hadamard transform
- transform coefficients
- image blocks
- feature vectors
- image data
- input image
- robust watermarking scheme
- blind watermarking
- spatial domain
- image segmentation
- image representation
- reconstruction quality
- image classification
- image regions
- test images
- multiscale
- image retrieval
- feature extraction
- feature space
- estimation algorithm
- high resolution
- similarity measure
- compressive sampling
- feature set
- multiresolution
- secret message
- rate distortion
- image processing