32 search results - page 4 / 7 » The assumed light direction for perceiving shape from shadin... |
ICCV
2003
IEEE
14 years 9 months ago
2003
IEEE
In this paper, we present a method that integrates cues from shading, shadow and specular reflections for estimating directional illumination in a textured scene. Texture poses a ...
ICPR
2000
IEEE
14 years 8 months ago
2000
IEEE
This paper describes a new method to recover the sign of the local Gaussian curvature at each point on the visible surface of a 3-D object. Multiple (p > 3) shaded images are a...
ICCV
2011
IEEE
12 years 7 months ago
2011
IEEE
Global illumination effects such as inter-reflections and subsurface scattering result in systematic, and often significant errors in scene recovery using active illumination. R...
TOG
2008
13 years 7 months ago
2008
Traditional flat screen displays present 2D images. 3D and 4D displays have been proposed making use of lenslet arrays to shape a fixed outgoing light field for horizontal or bidi...
ICRA
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— This paper describes a method of mirror localization to calibrate a catadioptric imaging system. Even though the calibration of a catadioptric system includes the estim...