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PVLDB
2010
133views more  PVLDB 2010»
14 years 7 months ago
RoadTrack: Scaling Location Updates for Mobile Clients on Road Networks with Query Awareness
Mobile commerce and location based services (LBS) are some of the fastest growing IT industries in the last five years. Location update of mobile clients is a fundamental capabil...
Péter Pesti, Ling Liu, Bhuvan Bamba, Arun I...
CVPR
2012
IEEE
12 years 12 months ago
Large scale metric learning from equivalence constraints
In this paper, we raise important issues on scalability and the required degree of supervision of existing Mahalanobis metric learning methods. Often rather tedious optimization p...
Martin Köstinger, Martin Hirzer, Paul Wohlhar...
CVPR
2010
IEEE
15 years 4 months ago
Modeling and Estimating Persistent Motion with Geometric Flows
We propose a principled framework to model persistent motion in dynamic scenes. In contrast to previous efforts on object tracking and optical flow estimation that focus on local...
Dahua Lin, Eric Grimson, John Fisher
IJCV
2007
113views more  IJCV 2007»
14 years 9 months ago
Vision and Rain
The visual effects of rain are complex. Rain produces sharp intensity changes in images and videos that can severely impair the performance of outdoor vision systems. In this paper...
Kshitiz Garg, Shree K. Nayar
TIP
1998
159views more  TIP 1998»
14 years 9 months ago
An optimal quadtree-based motion estimation and motion-compensated interpolation scheme for video compression
Abstract—In this paper, we propose an optimal quadtree (QT)based motion estimator for video compression. It is optimal in the sense that for a given bit budget for encoding the d...
Guido M. Schuster, Aggelos K. Katsaggelos