Steganalysis for LSB Matching in Images with High-frequency Noise.
Jun ZhangIngemar J. CoxGwenaël J. DoërrPublished in: MMSP (2007)
Keyphrases
- high frequency
- low frequency
- high frequencies
- high frequency components
- high pass
- image data
- wavelet transform
- low and high frequency
- high resolution
- gaussian noise
- subband decomposition
- input image
- visual quality
- image registration
- discrete wavelet transform
- spatial domain
- low pass
- multiple images
- wavelet coefficients
- jpeg images
- edge detection
- subband
- secret image
- low spatial resolution
- data hiding
- frequency band
- random noise
- digital images
- least significant bit