19 search results - page 3 / 4 » Gamut Constrained Illuminant Estimation |
MICCAI
2003
Springer
14 years 8 months ago
2003
Springer
This paper presents a new pq-space based 2D/3D registration method for camera pose estimation in endoscope tracking. The proposed technique involves the extraction of surface norma...
RT
2001
Springer
13 years 12 months ago
2001
Springer
: The performance of hardware-based interactive rendering systems is often constrained by polygon fill rates and texture map capacity, rather than polygon count alone. We present a...
AVSS
2007
IEEE
13 years 7 months ago
2007
IEEE
A novel surveillance system integrating 2D and 3D facial data is presented in this paper, based on a low-cost sensor capable of real-time acquisition of 3D images and associated c...
ICPR
2004
IEEE
14 years 8 months ago
2004
IEEE
ct We propose a new near-real time technique for 3D face pose tracking from a monocular image sequence obtained from an uncalibrated camera. The basic idea behind our approach is t...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
We present an algorithm for performing Lambertian photometric stereo in the presence of shadows. The algorithm has three novel features. First, a fast graph cuts based method is u...