217 search results - page 14 / 44 » Lights from Highlights and Shadows |
RT
1999
Springer
13 years 11 months ago
1999
Springer
Abstract. Lighting design is often tedious due to the required physical manipulation of real light sources and objects. As an alternative, we present an interactive system to virtu...
PG
2002
IEEE
14 years 14 days ago
2002
IEEE
We present a new method for the detection and estimation of multiple directional illuminants, using a single image of any object with known geometry and Lambertian reflectance. W...
ICCV
1999
IEEE
14 years 9 months ago
1999
IEEE
This paper describes a new method for estimating the illumination distribution of a real scene from a radiance distribution inside shadows cast by an object in the scene. First, t...
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
In this paper, we address the problem of shadow detection and removal from single images of natural scenes. Different from traditional methods that explore pixel or edge informati...
PAMI
2006
13 years 7 months ago
2006
This paper is concerned with the derivation of a progression of shadow-free image representations. First, we show that adopting certain assumptions about lights and cameras leads t...