Suboptimality of nonlocal means on images with sharp edges.
Arian MalekiManjari NarayanRichard G. BaraniukPublished in: Allerton (2011)
Keyphrases
- sharp edges
- image data
- input image
- interpolation method
- image features
- edge preserving
- image structure
- test images
- nonlocal means
- high resolution images
- object recognition
- denoising methods
- feature points
- synthetic and real images
- gaussian noise
- restored image
- image denoising
- edge detection
- denoising
- feature extraction