Revisiting Gray Pixel for Statistical Illumination Estimation.
Yanlin QianSaid PertuzJarno NikkanenJoni-Kristian KämäräinenJiri MatasPublished in: VISIGRAPP (4: VISAPP) (2019)
Keyphrases
- statistical analysis
- pixel intensities
- illumination conditions
- statistically sound
- color distribution
- estimation algorithm
- gaussian markov random fields
- image segmentation
- monochrome images
- displacement estimation
- gray images
- imaging conditions
- color constancy
- color information
- lighting conditions
- input image
- statistical methods
- face images
- image pixels
- statistical models
- image sequences
- multiscale
- maximum likelihood criterion
- markov random field
- intensity variations
- illumination invariant
- gray value
- statistical inference
- pose variations
- density estimation
- estimation error