Image multi-encryption architecture based on hybrid keystream sequence interspersed with Haar discrete wavelet transform.
Edwin A. UmohOgechukwu N. IloanusiUche A. NnolimPublished in: IET Image Process. (2020)
Keyphrases
- discrete wavelet transform
- multiresolution decomposition
- haar wavelet transform
- wavelet filters
- laplacian pyramid
- fusion method
- low frequency
- wavelet coefficients
- wavelet domain
- wavelet decomposition
- multiresolution
- dual tree
- subband
- multiscale
- wavelet transform
- image analysis
- input image
- integer wavelet transform
- image features
- source images
- shift invariant
- image data
- high frequency
- fused image
- image fusion
- digital watermarking
- image segmentation
- complex wavelet transform
- pseudorandom
- image authentication
- fusion rules
- denoising algorithm
- high resolution
- filter bank
- image retrieval
- feature vectors
- lifting scheme
- jpeg compression