29 search results - page 6 / 6 » Fast Newton-type Methods for the Least Squares Nonnegative M... |
SMA
2008
ACM
13 years 7 months ago
2008
ACM
The Least Trimmed Squares (LTS) estimator is a frequently used robust estimator of regression. When it comes to inference for the parameters of the regression model, the asymptoti...
ICCV
2009
IEEE
15 years 12 days ago
2009
IEEE
In this paper we propose a robust visual tracking method
by casting tracking as a sparse approximation problem in a
particle filter framework. In this framework, occlusion, corru...
TIP
1998
13 years 7 months ago
1998
Abstract—A general variational framework for image approximation and segmentation is introduced. By using a continuous “line-process” to represent edge boundaries, it is poss...
NIPS
2004
13 years 8 months ago
2004
We show how to build hierarchical, reduced-rank representation for large stochastic matrices and use this representation to design an efficient algorithm for computing the largest...