Maximum a posteriori super-resolution of compressed video with a novel multichannel image prior and a new observation model.
Stefanos P. BelekosNikolas P. GalatsanosAggelos K. KatsaggelosPublished in: EUSIPCO (2011)
Keyphrases
- super resolution
- maximum a posteriori
- image prior
- image reconstruction
- mrf model
- markov random field
- map estimation
- high resolution
- image restoration
- low resolution
- reconstructed image
- bayesian framework
- edge preserving
- motion estimation
- hyperparameters
- prior model
- particle filter
- spatial resolution
- single image
- maximum likelihood
- high quality
- motion model
- posterior distribution
- motion blur
- depth map
- em algorithm
- expectation maximization
- multi frame
- energy function
- higher order
- image segmentation
- image processing
- computer vision
- image sequences
- multiscale
- pairwise
- graph cuts