A framework for measuring sharpness in natural images captured by digital cameras based on reference image and local areas.
Mikko NuutinenOlli OreniusTimo SäämänenPirkko OittinenPublished in: EURASIP J. Image Video Process. (2012)
Keyphrases
- natural images
- digital camera
- natural scenes
- image denoising
- higher order
- input image
- multiscale
- object recognition
- digital images
- image patches
- statistics of natural images
- low cost
- denoising
- image statistics
- natural image statistics
- image enhancement
- probabilistic model
- multiresolution
- saliency map
- pattern recognition
- high quality