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CVPR
2010
IEEE
15 years 6 months ago
Estimation of Image Bias Field with Sparsity Constraints
We propose a new scheme to estimate image bias field through introducing two sparsity constraints. One is that the bias-free image has concise representation with image gradients o...
Yuanjie Zheng and James C. Gee
BMVC
1997
14 years 11 months ago
Further Five Point Fit Ellipse Fitting
The least squares method is the most commonly used technique for fitting an ellipse through a set of points. However, it has a low breakdown point, which means that it performs p...
Paul L. Rosin
ICPR
2010
IEEE
15 years 1 months ago
Perceived Age Estimation under Lighting Condition Change by Covariate Shift Adaptation
—Over the recent years, a great deal of effort has been made to age estimation from face images. It has been reported that age can be accurately estimated under controlled enviro...
Kazuya Ueki, Masashi Sugiyama, Yasuyuki Ihara
ICIP
2006
IEEE
15 years 11 months ago
Interpolation Free Sub-Pixel Motion Estimation for H.264
Sub-pixel motion compensation plays an important role in compression efficiency within modern video codecs such as MPEG2, MPEG4 and H.264. Sub-pixel motion compensa tion is implem...
Paul R. Hill, Tuan-Kiang Chiew, David R. Bull
JSW
2010
83views more  JSW 2010»
14 years 8 months ago
Estimating Model Parameters of Conditioned Soils by using Artificial Network
—The parameter identification of nonlinear constitutive model of soil mass is based on an inverse analysis procedure, which consists of minimizing the objective function represen...
Zichang Shangguan, Shouju Li, Wei Sun, Maotian Lua...