Error Analysis of Surface Normals Determined by Radiometry.
Rajarshi RayJohn R. BirkRobert B. KelleyPublished in: IEEE Trans. Pattern Anal. Mach. Intell. (1983)
Keyphrases
- error analysis
- surface normals
- photometric stereo
- shape from shading
- surface reconstruction
- light source
- least squares
- shape recovery
- error correction
- object surface
- facial shape
- intensity images
- smooth surfaces
- gaussian curvature
- surface shape
- lighting conditions
- viewpoint
- viewing direction
- reflectance properties
- computer vision
- systematic errors
- multi view
- face recognition