128 search results - page 23 / 26 » A Hand-held Photometric Stereo Camera for 3-D Modeling |
ICIP
2003
IEEE
14 years 9 months ago
2003
IEEE
Changes in the angle of illumination incident upon a 3D surface texture can significantly alter its appearance, implying variations in the image texture. These texture variations ...
CGF
2005
13 years 7 months ago
2005
We present a technique which allows capture of 3D surface geometry and a useful class of BRDFs using extremely simple equipment. A standard digital camera with an attached flash s...
CIARP
2009
Springer
14 years 2 months ago
2009
Springer
When we look at images taken from outdoor scenes, much of the information perceived is due to the ligthing conditions. In these scenes, the solar beams interact with the atmosphere...
CVPR
2003
IEEE
14 years 9 months ago
2003
IEEE
Many vision applications require precise measurement of scene radiance. The function relating scene radiance to image brightness is called the camera response. We analyze the prop...
CVPR
2004
IEEE
14 years 9 months ago
2004
IEEE
This paper provides a comprehensive analysis of exactly what visual information about the world is embedded within a single image of an eye. It turns out that the cornea of an eye...