Brightness-preserving weighted subimages for contrast enhancement of gray-level images.
Zongwei LuPublished in: J. Electronic Imaging (2012)
Keyphrases
- contrast enhancement
- gray level
- gray level images
- histogram equalization
- gray scale
- color images
- co occurrence
- image segmentation
- image contrast
- transfer function
- input image
- image contrast enhancement
- texture analysis
- pixel values
- unsharp masking
- texture features
- enhanced image
- binary images
- machine learning
- image processing
- tone mapping
- image enhancement
- wavelet coefficients
- image analysis
- feature vectors
- contrast sensitivity
- adaptive histogram equalization