Sciweavers

236 search results - page 2 / 48
» Localized and computationally efficient approach to shift-va...
Sort
View
CVPR
2009
IEEE
1372views Computer Vision» more  CVPR 2009»
15 years 9 hour ago
Blind motion deblurring from a single image using sparse approximation
Restoring a clear image from a single motion-blurred image due to camera shake has long been a challenging problem in digital imaging. Existing blind deblurring techniques eithe...
Jian-Feng Cai (National University of Singapore), ...
CVPR
2005
IEEE
14 years 7 months ago
Full-Frame Video Stabilization
Video stabilization is an important video enhancement technology which aims at removing annoying shaky motion from videos. We propose a practical and robust approach of video stab...
Yasuyuki Matsushita, Eyal Ofek, Xiaoou Tang, Heung...
CORR
2010
Springer
171views Education» more  CORR 2010»
13 years 5 months ago
Solving Inverse Problems with Piecewise Linear Estimators: From Gaussian Mixture Models to Structured Sparsity
A general framework for solving image inverse problems is introduced in this paper. The approach is based on Gaussian mixture models, estimated via a computationally efficient MAP...
Guoshen Yu, Guillermo Sapiro, Stéphane Mall...
TCSV
2008
195views more  TCSV 2008»
13 years 4 months ago
Locality Versus Globality: Query-Driven Localized Linear Models for Facial Image Computing
Conventional subspace learning or recent feature extraction methods consider globality as the key criterion to design discriminative algorithms for image classification. We demonst...
Yun Fu, Zhu Li, Junsong Yuan, Ying Wu, Thomas S. H...
TOG
2002
234views more  TOG 2002»
13 years 4 months ago
Gradient domain high dynamic range compression
We present a new method for rendering high dynamic range images on conventional displays. Our method is conceptually simple, computationally efficient, robust, and easy to use. We...
Raanan Fattal, Dani Lischinski, Michael Werman