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CVPR
2003
IEEE
16 years 8 months ago
Deformable Object Tracking Using the Boundary Element Method
This paper presents a method to perform 2D deformable object tracking using the boundary element method (BEM). BEM, like the finite element method (FEM), is a technique to model a...
Michael A. Greminger, Bradley J. Nelson
ICCV
2003
IEEE
16 years 8 months ago
Camera calibration using spheres: A semi-definite programming approach
Vision algorithms utilizing camera networks with a common field of view are becoming increasingly feasible and important. Calibration of such camera networks is a challenging and ...
Motilal Agrawal, Larry S. Davis
IWEC
2007
15 years 8 months ago
Interactive Image Based Relighting with Physical Light Acquisition
We present an interactive image-based technique to relight real scene with physical light sources acquisition. Firstly, basis images of the real scene are acquired from a fixed vi...
Jianjun Yu, Xubo Yang, Shuangjiu Xiao
ICCV
2001
IEEE
16 years 8 months ago
Color Constancy Using KL-Divergence
Color is a useful feature for machine vision tasks. However, its effectiveness is often limited by the fact that the measured pixel values in a scene are influenced by both object...
Charles R. Rosenberg, Martial Hebert, Sebastian Th...
CVPR
2004
IEEE
16 years 8 months ago
Bayesian Video Matting Using Learnt Image Priors
Video matting, or layer extraction, is a classic inverse problem in computer vision that involves the extraction of foreground objects, and the alpha mattes that describe their op...
Nicholas Apostoloff, Andrew W. Fitzgibbon