Hybrid medical image zero watermarking via discrete wavelet transform-ResNet101 and discrete cosine transform.
Saqib Ali NawazJingbing LiMuhammad Usman ShoukatUzair Aslam BhattiRaza Muhammad AhmadPublished in: Comput. Electr. Eng. (2023)
Keyphrases
- medical images
- discrete wavelet transform
- discrete cosine transform
- digital watermarking
- subband
- image watermarking
- image compression
- filter bank
- dct coefficients
- jpeg compression
- wavelet domain
- multiresolution
- watermarking algorithm
- wavelet coefficients
- high frequency
- transform domain
- fast fourier transform
- shift invariant
- jpeg images
- dct domain
- image fusion
- low frequency
- compressed images
- region of interest
- image blocks
- dual tree
- image processing
- complex wavelet transform
- multiscale
- watermarking scheme
- image coding
- feature vectors
- wavelet transform
- spatial domain
- copyright protection
- digital images
- palmprint
- watermarking method
- watermark embedding
- pattern recognition
- denoising
- lossy compression
- bit rate
- frequency domain
- compression ratio
- feature extraction