Fuzzy encryption of palmprint images based on spatial domain degradation and frequency domain filtering changes.
Haitao HuangGuangming LuFanglin ChenPublished in: ICAICE (2023)
Keyphrases
- spatial domain
- frequency domain
- palmprint
- transform domain
- fourier transform
- wavelet domain
- feature extraction
- spectral domain
- data hiding
- denoising
- fourier domain
- low frequency
- log polar
- blurred images
- subband
- filter bank
- motion estimation
- low pass
- jpeg images
- phase correlation
- computer vision
- discrete cosine transformation
- dct domain
- image restoration
- image registration
- multiresolution
- image segmentation