Nonlinear curvelet diffusion for noisy image enhancement.
Ying LiHuijun NingYanning ZhangDavid Dagan FengPublished in: ICIP (2011)
Keyphrases
- image enhancement
- diffusion equation
- nonlinear diffusion
- shock filter
- partial differential equations
- anisotropic diffusion
- image processing
- noise removal
- denoising
- edge detection
- scale spaces
- image processing and analysis
- image analysis
- contrast enhancement
- histogram equalization
- image denoising
- median filter
- numerical analysis
- color image enhancement
- gamma correction
- unsharp masking
- edge preserving
- minutiae extraction
- structure tensor
- fingerprint images
- pattern recognition