Robust zero-watermarking algorithm based on discrete wavelet transform and daisy descriptors for encrypted medical image.
Yiyi YuanJingbing LiJing LiuUzair Aslam BhattiZilong LiuYen-Wei ChenPublished in: CAAI Trans. Intell. Technol. (2024)
Keyphrases
- discrete wavelet transform
- image watermarking
- medical images
- watermarking algorithm
- wavelet domain
- jpeg compression
- semi fragile
- digital watermarking
- geometric distortions
- subband
- multiresolution
- wavelet coefficients
- denoising
- high frequency
- image fusion
- shift invariant
- wavelet transform
- watermarking method
- multiscale
- spatial domain
- watermarking technique
- feature vectors
- integer wavelet transform
- copyright protection
- low frequency
- complex wavelet transform
- dct coefficients
- human visual system
- dual tree
- signal processing
- digital images
- image compression
- image denoising
- region of interest
- watermarking scheme
- image quality
- image authentication
- feature space
- image retrieval
- computer vision