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SMI
2007
IEEE
208views Image Analysis» more  SMI 2007»
14 years 4 months ago
A Partition-of-Unity Based Algorithm for Implicit Surface Reconstruction Using Belief Propagation
In this paper, we propose a new algorithm for the fundamental problem of reconstructing surfaces from a large set of unorganized 3D data points. The local shapes of the surface ar...
Yi-Ling Chen, Shang-Hong Lai
PR
2007
136views more  PR 2007»
13 years 9 months ago
Shadow compensation in 2D images for face recognition
Illumination variation that occurs on face images degrades the performance of face recognition. In this paper, we propose a novel approach to handling illumination variation for f...
Sang-Il Choi, Chunghoon Kim, Chong-Ho Choi
IBPRIA
2007
Springer
14 years 4 months ago
Variational Deconvolution of Multi-channel Images with Inequality Constraints
Abstract. A constrained variational deconvolution approach for multichannel images is presented. Constraints are enforced through a reparametrisation which allows a differential g...
Martin Welk, James G. Nagy
VLSM
2005
Springer
14 years 3 months ago
A Gradient Descent Procedure for Variational Dynamic Surface Problems with Constraints
Abstract. Many problems in image analysis and computer vision involving boundaries and regions can be cast in a variational formulation. This means that m-surfaces, e.g. curves and...
Jan Erik Solem, Niels Chr. Overgaard
CDC
2009
IEEE
133views Control Systems» more  CDC 2009»
14 years 2 months ago
New insights on generalized Nash games with shared constraints: Constrained and variational equilibria
— We consider generalized noncooperative Nash games with “shared constraints” in which there is a common constraint that players’ strategies are required to satisfy. We add...
Ankur A. Kulkarni, Uday V. Shanbhag