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CVPR
2009
IEEE
15 years 5 months ago
Single-Image Optical Center Estimation from Vignetting and Tangential Gradient Symmetry
In this paper, we propose a method for estimating the optical center of a camera given only a single image with vignetting. This is accomplished by identifying the center of the...
Yuanjie Zheng (University Of Delaware), Chandra Ka...
ICIP
2009
IEEE
14 years 7 months ago
Removing Shadows from a Single Real-World Color Image
In this paper, we propose a new algorithm to remove shadow from a single color image. We first project log-log chromaticity coordinates onto an angle of illumination-invariant dire...
Kang Yao, Junyu Dong
MICCAI
1999
Springer
14 years 2 months ago
A Single Image Registration Method for CT Guided Interventions
Minimally invasive image guided interventions are an attractive option for localized therapy delivery and diagnostic biopsy. We have developed a method for CT guided needle placeme...
Robert C. Susil, James H. Anderson, Russell H. Tay...
ECCV
2010
Springer
13 years 10 months ago
Colorization for Single Image Super Resolution
This paper introduces a new procedure to handle color in single image super resolution (SR). Most existing SR techniques focus primarily on enforcing image priors or synthesizing i...
Shuaicheng Liu, Michael S. Brown, Seon Joo Kim, Yu...
ICASSP
2011
IEEE
13 years 1 months ago
Fast single image fog removal using edge-preserving smoothing
Imaging in poor weather is often severely degraded by scattering due to suspended particles in the atmosphere such as haze and fog. In this paper, we propose a novel fast defoggin...
Jing Yu, Qingmin Liao