Restorability of Rayleigh Backscatter Traces Measured by Coherent OTDR with Precisely Frequency-Controlled Light Source.
Mutsumi ImahamaYahei KoyamadaKazuo HogariPublished in: IEICE Trans. Commun. (2008)
Keyphrases
- light source
- shape from shading
- surface normals
- single image
- photometric stereo
- lighting conditions
- object surface
- illumination conditions
- multiple images
- specular reflection
- cast shadows
- multiple light sources
- reflectance properties
- structured light
- real objects
- surface orientation
- surface reflectance
- d scene
- ambient illumination
- moving shadow
- three dimensional
- low frequency
- sar images
- specular highlights