Warped Document Image Restoration Using Shape-from-Shading and Physically-Based Modeling.
Li ZhangChew Lim TanPublished in: WACV (2007)
Keyphrases
- image restoration
- shape from shading
- light source
- surface normals
- total variation
- image processing
- edge preserving
- single image
- regularization parameter
- photometric stereo
- super resolution
- gaussian noise
- provably convergent
- modified hopfield neural network
- motion blur
- blurred images
- markov random field
- early vision
- computer vision
- multiple images
- multiscale
- three dimensional
- spatially varying