Keyphrases
- enhanced image
- image enhancement
- spatial domain
- segmentation algorithm
- histogram equalization
- homomorphic filtering
- edge detection
- image analysis
- contrast enhancement
- image contrast enhancement
- unsharp masking
- image processing
- test images
- gamma correction
- image contrast
- color image enhancement
- multiscale
- low contrast
- image segmentation
- frequency domain
- image data
- computational complexity
- visual quality
- fingerprint images
- region of interest
- transform domain
- transfer function
- three dimensional
- input image
- edge preserving
- blood vessels
- wavelet domain
- dynamic range compression
- gray level
- color restoration
- computer vision