72 search results - page 5 / 15 » Camera Calibration and Light Source Estimation from Images w... |
CVPR
2004
IEEE
14 years 9 months ago
2004
IEEE
A light field consists of images of a scene taken from different viewpoints. Light fields are used in computer graphics for image-based rendering and synthetic aperture photograph...
CVPR
2011
IEEE
12 years 11 months ago
2011
IEEE
We address the problem of 2D-3D pose estimation in difficult viewing conditions, such as low illumination, cluttered background, and large highlights and shadows that appear on t...
CRV
2007
IEEE
14 years 2 months ago
2007
IEEE
In this paper we propose a wavelet-based light representation. This representation is used for recovering illumination and reflectance of a scene with known geometry from a singl...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
We present light fall-off stereo?LFS?a new method for computing depth from scenes beyond lambertian reflectance and texture. LFS takes a number of images from a stationary camera ...
ECCV
2008
Springer
14 years 9 months ago
2008
Springer
This paper introduces a novel method for recovering both the light directions and camera poses from a single sphere. Traditional methods for estimating light directions using spher...