Reliable detection of BPCS-steganography in natural images.
Xiaoyi YuTieniu TanYunhong WangPublished in: ICIG (2004)
Keyphrases
- natural images
- reliable detection
- higher order
- natural scenes
- multiscale
- object recognition
- image denoising
- input image
- sparse coding
- denoising
- image patches
- receptive fields
- scale invariant
- test images
- image statistics
- natural image statistics
- natural image patches
- saliency map
- data hiding
- power spectrum
- visual cortex
- prior models
- compressed sensing
- single image
- image quality
- statistics of natural images
- probabilistic model