Image lightness rescaling using sigmoidal contrast enhancement functions.
Gustav J. BraunMark D. FairchildPublished in: Color Imaging: Device-Independent Color, Color Hardcopy, and Graphic Arts (1999)
Keyphrases
- contrast enhancement
- image enhancement
- human visual perception
- histogram equalization
- multiscale
- dynamic range compression
- gray level
- color images
- enhanced image
- visual quality
- low contrast
- unsharp masking
- transfer function
- image contrast enhancement
- image analysis
- image data
- tone mapping
- image contrast
- image processing
- region of interest
- edge detection
- spatial information
- image classification
- low level
- contrast sensitivity
- image retrieval
- high resolution
- spatial frequency
- image features
- input image