RestoringWarped Document Images using Shape-from-Shading and Surface Interpolation.
Li ZhangChew Lim TanPublished in: ICPR (1) (2006)
Keyphrases
- document images
- shape from shading
- surface interpolation
- surface normals
- perspective projection
- single image
- light source
- photometric stereo
- provably convergent
- document image retrieval
- surface orientation
- scanned documents
- page layout
- intensity images
- printed documents
- interpolation methods
- morphological operations
- multiscale
- facial surface normals