Adaptive contrast enhancement using edge-based lighting condition estimation.
Chan Young JangSuk-Ju KangYoung Hwan KimPublished in: Digit. Signal Process. (2016)
Keyphrases
- lighting conditions
- color restoration
- contrast enhancement
- image enhancement
- human faces
- viewpoint
- illumination conditions
- histogram equalization
- multiscale
- color images
- gray level
- photometric stereo
- light source
- visual quality
- active contours
- low contrast
- transfer function
- image analysis
- dynamic range compression
- image contrast
- face recognition
- image processing
- face detection
- image quality
- motion estimation