A robust multiframe super-resolution algorithm based on half-quadratic estimation with modified BTV regularization.
Xueying ZengLihua YangPublished in: Digit. Signal Process. (2013)
Keyphrases
- half quadratic
- multi frame
- edge preserving
- image recovery
- super resolution
- image restoration
- total variation
- super resolution reconstruction
- low resolution images
- anisotropic diffusion
- motion estimation
- low resolution
- computationally efficient
- point correspondences
- image reconstruction
- high resolution
- noise reduction
- high quality
- denoising
- optical flow
- image denoising
- motion analysis
- partial differential equations
- space time
- pairwise
- video sequences