510 search results - page 28 / 102 » Gradient Estimation Revitalized |
ICASSP
2009
IEEE
14 years 4 months ago
2009
IEEE
In this paper, we propose a distributed learning strategy in wireless sensor networks. Taking advantage of recent developments on kernel-based machine learning, we consider a new ...
WACV
2005
IEEE
14 years 3 months ago
2005
IEEE
Instead of the conventional background and foreground definition, we propose a novel method that decomposes a scene into time-varying background and foreground intrinsic images. T...
DAGM
2008
Springer
13 years 11 months ago
2008
Springer
Abstract. Virtually all variational methods for motion estimation regularize the gradient of the flow field, which introduces a bias towards piecewise constant motions in weakly te...
ICPR
2008
IEEE
14 years 4 months ago
2008
IEEE
Frames of videos with static background and dynamic foreground can be viewed as samples of signals that vary slowly in time with sparse corruption caused by foreground objects. We...
ICML
2007
IEEE
14 years 10 months ago
2007
IEEE
We describe and analyze a simple and effective iterative algorithm for solving the optimization problem cast by Support Vector Machines (SVM). Our method alternates between stocha...