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CVPR
2005
IEEE
16 years 6 months ago
Mixture Trees for Modeling and Fast Conditional Sampling with Applications in Vision and Graphics
We introduce mixture trees, a tree-based data-structure for modeling joint probability densities using a greedy hierarchical density estimation scheme. We show that the mixture tr...
Frank Dellaert, Vivek Kwatra, Sang Min Oh
CVPR
2008
IEEE
16 years 6 months ago
Robust unambiguous parametrization of the essential manifold
Analytic manifolds were recently used for motion averaging, segmentation and robust estimation. Here we consider the epipolar constraint for calibrated cameras, which is the most ...
Raghav Subbarao, Yakup Genc, Peter Meer
131
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ICCV
1998
IEEE
16 years 6 months ago
A Framework for Modeling Appearance Change in Image Sequences
Image "appearance" may change over time due to a variety of causes such as 1) object or camera motion; 2) generic photometric events including variations in illumination...
Michael J. Black, David J. Fleet, Yaser Yacoob
ICIP
2007
IEEE
16 years 6 months ago
Image Stabilization Based on Fusing the Visual Information in Differently Exposed Images
The objective of image stabilization is to prevent or remove the motion blur degradation from images. We introduce a new approach to image stabilization based on combining informa...
Marius Tico, Markku Vehvilainen
ICIP
2007
IEEE
16 years 6 months ago
Modeling Time-Varying Illumination Patterns in Video
Recreating the temporal illumination variations of natural scenes has great potential for realistic synthesis of video sequences. In this paper, we present a 3D (model-based) appr...
Yilei Xu, Amit K. Roy Chowdhury