Relighting abstracted image via salient edge-guided luminance field optimization.
Chunxiao LiuHong LiQunsheng PengXun WangEnhua WuPublished in: Comput. Animat. Virtual Worlds (2013)
Keyphrases
- edge detection
- image data
- image features
- input image
- single image
- illumination conditions
- multiscale
- image analysis
- edge map
- lighting conditions
- image content
- contrast enhancement
- gray value
- image retrieval
- salient features
- color channels
- image representation
- image regions
- salient regions
- image composition
- reference images
- image edges
- edge points
- gamma correction
- color bands
- high resolution
- image segmentation
- color difference
- contour grouping
- adjacent regions
- spatial frequency
- image gradient
- edge information
- pixel values
- image structure
- segmentation method
- gray level
- segmentation algorithm
- color images
- image sequences