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ICCV
2009
IEEE
14 years 11 months ago
3D reconstruction from image collections with a single known focal length
In this paper we aim at reconstructing 3D scenes from images with unknown focal lengths downloaded from photosharing websites such as Flickr. First we provide a minimal solution...
Martin Bujnak, Zuzana Kukelova, Tomas Pajdla
GIAE
2004
Springer
153views Mathematics» more  GIAE 2004»
13 years 11 months ago
Hybrid Method for Solving New Pose Estimation Equation System
Camera pose estimation is the problem of determining the position and orientation of an internally calibrated camera from known 3D reference points and their images. We introduce a...
Gregory J. Reid, Jianliang Tang, Jianping Yu, Liho...
MVA
1990
114views Computer Vision» more  MVA 1990»
13 years 7 months ago
Camera Calibration by Computational Projective Geometry
A schcmc of camera calibration is proposed. The focal length and the orientations of the scenc coordinatc axes are computcd by dctecting the vanishing points of two sets of lincs ...
Kenichi Kanatani, Yasuhiro Onodera
ICIP
2009
IEEE
13 years 4 months ago
Lamp: Linear approach for matching points
The 3D object recognition from a single or multiple 2D images is a very important problem in the computer vision field with a wide range of real applications. Considering the affi...
Manuel Marques, João Costeira
3DPVT
2006
IEEE
295views Visualization» more  3DPVT 2006»
13 years 8 months ago
Efficient Sparse 3D Reconstruction by Space Sweeping
This paper introduces a feature based method for the fast generation of sparse 3D point clouds from multiple images with known pose. We extract sub-pixel edge elements (2D positio...
Joachim Bauer, Christopher Zach, Horst Bischof