Shadow Removal Based on Gray Correlation Analysis and Sobel Edge Detection Algorithm.
Feng JiXinbo GaoZheng DangSongyun XiePublished in: ISNN (2) (2011)
Keyphrases
- edge detection algorithm
- correlation analysis
- shadow removal
- edge detection
- edge information
- edge detector
- shadow detection
- single image
- noisy images
- multiscale
- region growing
- regression analysis
- foreground detection
- image processing
- correlation coefficient
- cluster analysis
- factor analysis
- foreground segmentation
- object segmentation
- cast shadows
- signal to noise ratio
- scale space
- gray level
- regression model
- machine learning
- image analysis
- colour images
- background subtraction
- clustering algorithm
- light source