A new feature extraction scheme in wavelet transform for stego image classification.
Laimeche LakhdarHayet Farida MerouaniSmaine MazouziPublished in: Evol. Syst. (2018)
Keyphrases
- wavelet transform
- image classification
- feature extraction
- image coding
- multiresolution
- multiscale
- image compression
- bag of words
- subband
- wavelet coefficients
- image representation
- high frequency
- data hiding
- visual words
- image features
- hidden information
- sparse representation
- wavelet domain
- class specific
- wavelet analysis
- jpeg images
- multiresolution analysis
- sparse coding
- low frequency
- translation invariant
- audio files
- image fusion algorithm
- remote sensing
- information hiding
- multi resolution analysis