Steganography in coloured images using wavelet domain-based saliency map.
Manish MahajanNavdeep KaurPublished in: Int. J. Inf. Comput. Secur. (2013)
Keyphrases
- wavelet domain
- saliency map
- human visual system
- input image
- wavelet domain hidden markov tree
- wavelet coefficients
- spatial domain
- image denoising
- wavelet transform
- image database
- image data
- discrete wavelet transform
- image classification
- subband
- three dimensional
- multiscale
- salient regions
- denoising
- image features
- visual quality
- multiresolution
- image retrieval
- region of interest
- similarity measure
- visual saliency
- human perception
- visual attention
- edge detection
- video frames
- high frequency
- natural images
- image quality
- pairwise
- object recognition
- high quality
- frequency domain
- pixel level
- higher order