Image lightness rescaling using sigmoidal contrast enhancement functions.

Gustav J. Braun Mark D. Fairchild

Published in: J. Electronic Imaging (1999)

Keyphrases

contrast enhancement
image enhancement
human visual perception
histogram equalization
gray level
multiscale
enhanced image
visual quality
unsharp masking
color images
low contrast
dynamic range compression
image contrast enhancement
image data
adaptive histogram equalization
edge detection
image analysis
tone mapping
region of interest
single image
input image
transfer function
image segmentation
bit rate
image classification
image features
color space
image retrieval
low level
image contrast