Constrained nonlinear restoration of JPEG compressed low-resolution text from gray scale images using a Gibbs-Markov random field prior.
Paul D. ThouinChein-I ChangPublished in: Document Recognition (1998)
Keyphrases
- low resolution
- gray scale images
- gray scale
- high resolution
- super resolution
- markov random field prior
- binary images
- color images
- image restoration
- low resolution images
- higher resolution
- face images
- lower resolution
- image super resolution
- high resolution images
- image processing
- super resolution reconstruction
- high quality
- super resolution algorithm
- remote sensing
- resolution enhancement
- degraded images
- depth map
- super resolved
- motion estimation
- feature extraction
- dense correspondences
- multi frame
- spatial resolution
- markov random field
- three dimensional