Color image contrast enhancement using a local equalization and weighted sum approach.
Ngai Ming KwokQuang Phuc HaGu FangAhmad B. RadDalong WangPublished in: CASE (2010)
Keyphrases
- weighted sum
- contrast enhancement
- color images
- gray scale
- image processing
- histogram equalization
- color information
- color space
- low contrast
- linear combination
- objective function
- color restoration
- tone mapping
- low pass
- gray level
- unsharp masking
- transfer function
- enhanced image
- image contrast enhancement
- image enhancement
- multiscale
- weight function
- image contrast
- np hard
- image segmentation