Quaternion-based image shadow removal.
Saritha MuraliV. K. GovindanSaidalavi KaladyPublished in: Vis. Comput. (2022)
Keyphrases
- shadow removal
- single image
- input image
- gradient domain
- image analysis
- multiscale
- high resolution
- edge detection
- template matching
- image features
- cast shadows
- post processing
- energy function
- segmentation algorithm
- colour images
- edge information
- geometric constraints
- pixel values
- feature points
- super resolution
- object recognition