129 search results - page 25 / 26 » Fast Shape from Shading for Phong-Type Surfaces |
CVPR
2001
IEEE
14 years 9 months ago
2001
IEEE
This paper presents a novel approach for reconstructing free-form, texture-mapped, 3D scene models from a single painting or photograph. Given a sparse set of user-specified const...
ISBI
2008
IEEE
14 years 8 months ago
2008
IEEE
In this paper we propose a novel method to recover the 3D shape of the knee and of the prosthesis for the patients that have undergone total knee replacement surgery. We address t...
ICRA
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper, we propose an original approach to control camera position and/or lighting conditions in an environment using image gradient information. Our goal is to ensure a...
VRCAI
2006
ACM
14 years 1 months ago
2006
ACM
Shadowing effects dramatically enhance the realism of virtual environments by providing useful visual cues. Shadow mapping is an efficient algorithm for real-time shadow renderin...
GMP
2006
IEEE
14 years 1 months ago
2006
IEEE
Abstract. We present an efficient and robust algorithm for computing continuous visibility for two- or three-dimensional shapes whose boundaries are NURBS curves or surfaces by li...