308 search results - page 33 / 62 » Curvature Estimation of Surfaces in 3D Grey-Value Images |
CAIP
2011
Springer
12 years 8 months ago
2011
Springer
Abstract. We address the problem of jointly estimating the scene illumination, the radiometric camera calibration and the reflectance properties of an object using a set of images...
CVPR
2007
IEEE
14 years 10 months ago
2007
IEEE
We study retinal curvature estimation from multiple images that provides the fundamental geometry of human retina. We use an affine camera model due to its simplicity, linearity, ...
BILDMED
2008
13 years 10 months ago
2008
Manual landmark positioning in volumetric image data is a complex task and often results in erroneous landmark positions. The landmark positioning tool presented uses image curvatu...
ICCV
2003
IEEE
14 years 1 months ago
2003
IEEE
This article proposes a novel approach on how to rectify the photo image of the bound document. The surface of the document is modeled by a cylindrical surface. By the geometry of...
CVPR
2009
IEEE
15 years 2 months ago
2009
IEEE
In this paper we revisit local feature detectors/descriptors developed for 2D images and extend them to the more general framework of scalar fields defined on 2D manifolds. We pro...