An Effective Optical Component to Increase the Illumination Uniformity of Extended LED Light Source.
Yonghua TangWeiqi YuanPublished in: CCBR (2014)
Keyphrases
- light source
- illumination conditions
- light intensity
- single image
- lighting conditions
- photometric stereo
- shape from shading
- surface reflectance
- surface normals
- image irradiance
- cast shadows
- multiple light sources
- specular reflection
- reflectance properties
- specular highlights
- multiple images
- illumination direction
- ambient illumination
- diffuse reflectance
- structured light
- reflectance model
- viewpoint
- point light source
- partial occlusion
- illumination invariant
- surface orientation
- surface reconstruction
- multiple scattering
- lambertian reflectance
- lighting direction
- face recognition