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IBPRIA
2007
Springer
16 years 29 days 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
ICMLA
2008
15 years 8 months ago
Image Segmentation as Learning on Hypergraphs
In this paper, we propose to use hypergraphs as the model for images and pose image segmentation as a machine learning problem in which some pixels (called seeds) are labeled as t...
Lei Ding, Alper Yilmaz
194
Voted
MVA
2000
136views Computer Vision» more  MVA 2000»
15 years 8 months ago
Qualitative Decomposition of Range Images into Convex Parts / Objects
Previous works on range image segmentation concentrate on surface patches that can be well represented by certain mathematical functions. In this paper we consider the more qualit...
Xiaoyi Jiang
ISBI
2006
IEEE
16 years 7 months ago
Joint estimation in MRI using harmonic retrieval methods
One of the key factors affecting functional MRI image reconstruction is field inhomogeneity. It is desirable to estimate both the distortion-free MRI image and field map simultane...
Hien M. Nguyen, Robert L. Morrison Jr., Bradley P....
IPMI
1999
Springer
16 years 7 months ago
New Variants of a Method of MRI Scale Normalization
One of the major drawbacks of Magnetic Resonance Imaging (MRI) has been the lack of a standard and quantifiable interpretation of image intensities. This causes many difficulties i...
Jayaram K. Udupa, László G. Ny&uacut...