Illumination ratio image: synthesizing and recognition with varying illuminations.
Jiali ZhaoYong SuDejun WangSiwei LuoPublished in: Pattern Recognit. Lett. (2003)
Keyphrases
- single image
- lighting conditions
- illumination conditions
- partial occlusion
- image classification
- standard deviation
- image matching
- image features
- input image
- image data
- illumination variations
- imaging conditions
- illumination invariance
- varying illumination conditions
- image segmentation
- multiscale
- template matching
- image content
- image representation
- image analysis
- varying illumination
- face recognition
- object recognition
- cast shadows
- viewpoint
- edge detection
- homomorphic filtering
- license plate
- color distribution
- light source
- viewing angle
- recognition rate
- face recognition under varying
- image regions
- high resolution
- image retrieval
- face representation
- light intensity
- transformed images
- illumination compensation