Approximating the Location of Integrand Discontinuities for Penumbral Illumination With Linear Light Sources.
Marc J. OuelletteEugene FiumePublished in: Graphics Interface (1999)
Keyphrases
- light source
- illumination conditions
- lighting conditions
- single image
- surface reflectance
- cast shadows
- specular reflection
- reflectance properties
- multiple light sources
- shape from shading
- ambient illumination
- illumination direction
- photometric stereo
- ambient light
- specular highlights
- active illumination
- light intensity
- surface normals
- lambertian reflectance
- object surface
- point light source
- viewing conditions
- lambertian surface
- real objects
- viewpoint
- shape recovery
- structured light
- stereo reconstruction
- surface orientation
- color constancy
- image irradiance
- reflectance model
- varying illumination
- spatially varying
- super resolution
- input image
- optical flow
- face recognition
- corneal reflections