An Improved Face Image Restoration Method Based on Denoising Diffusion Probabilistic Models.
Yun PangJiawei MaoLibo HeHong LinZhenping QiangPublished in: IEEE Access (2024)
Keyphrases
- face images
- restoration method
- denoising
- probabilistic model
- image restoration
- face recognition
- total variation
- image denoising
- image processing
- degraded images
- noisy images
- human faces
- facial expressions
- principal component analysis
- low resolution
- natural images
- feature vectors
- gaussian noise
- anisotropic diffusion
- generative model
- restored image
- restoration algorithm
- feature extraction
- expectation maximization
- training set
- wiener filter
- input image
- bayesian networks
- denoising algorithm
- high resolution
- test images
- feature points
- super resolution
- regularization term
- point spread function
- denoising methods
- computer vision
- regularization parameter
- wavelet packet
- decision trees