Enhanced high capacity image steganography using discrete wavelet transform and the Laplacian pyramid.
Tamer RabieMohammed BaziyadIbrahim KamelPublished in: Multim. Tools Appl. (2018)
Keyphrases
- laplacian pyramid
- discrete wavelet transform
- high capacity
- multiresolution
- image fusion
- data hiding
- wavelet domain
- high frequency
- wavelet coefficients
- subband
- low frequency
- digital watermarking
- contourlet transform
- low pass
- spatial domain
- data embedding
- feature vectors
- jpeg compression
- frequency domain
- multiscale
- wavelet transform
- block wise
- data fusion