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CVPR
2009
IEEE
17 years 1 months ago
Single-Image Optical Center Estimation from Vignetting and Tangential Gradient Symmetry
In this paper, we propose a method for estimating the optical center of a camera given only a single image with vignetting. This is accomplished by identifying the center of the...
Yuanjie Zheng (University Of Delaware), Chandra Ka...
CVPR
2000
IEEE
16 years 8 months ago
Algorithms for Plane-Based Pose Estimation
We present several methods for the estimation of relative pose between planes and cameras, based on projections of sets of coplanar features in images. While such methods exist fo...
Peter F. Sturm
ICCV
2007
IEEE
16 years 8 months ago
Shape and Appearance Context Modeling
In this work we develop appearance models for computing the similarity between image regions containing deformable objects of a given class in realtime. We introduce the concept o...
Gianfranco Doretto, Jens Rittscher, Peter H. Tu, T...
ICCV
2007
IEEE
16 years 8 months ago
A Matte-less, Variational Approach to Automatic Scene Compositing
In this paper, we consider the problem of compositing a scene from multiple images. Multiple images, for example, can be obtained by varying the exposure of the camera, by changin...
Shanmuganathan Raman, Subhasis Chaudhuri
ECCV
2002
Springer
16 years 8 months ago
Revisiting Single-View Shape Tensors: Theory and Applications
Abstract. Given the projection of a su cient numberof points it is possible to algebraically eliminate the camera parameters and obtain viewinvariant functions of image coordinates...
Anat Levin, Amnon Shashua