Keyphrases
- image enhancement
- image processing
- image analysis
- edge detection
- contrast enhancement
- color image enhancement
- image processing and analysis
- image contrast enhancement
- partial differential equations
- image patches
- unsharp masking
- scale space
- median filter
- transfer function
- histogram equalization
- minutiae extraction
- homomorphic filtering
- stochastic resonance
- denoising
- pattern recognition
- multiscale