Sciweavers

3475 search results - page 542 / 695
» Backbones in Optimization and Approximation
Sort
View
WIOPT
2010
IEEE
15 years 4 months ago
Reservation policies for revenue maximization from secondary spectrum access in cellular networks
We consider the problem of providing opportunistic spectrum access to secondary users in wireless cellular networks. From the standpoint of spectrum license holders, achieving ben...
Ashraf Al Daoud, Murat Alanyali, David Starobinski
ECCV
2006
Springer
16 years 8 months ago
Triangulation for Points on Lines
Triangulation consists in finding a 3D point reprojecting the best as possible onto corresponding image points. It is classical to minimize the reprojection error, which, in the p...
Adrien Bartoli, Jean-Thierry Lapresté
ECCV
2002
Springer
16 years 8 months ago
Learning Shape from Defocus
We present a novel method for inferring three-dimensional shape from a collection of defocused images. It is based on the observation that defocused images are the null-space of ce...
Paolo Favaro, Stefano Soatto
ICPR
2000
IEEE
16 years 7 months ago
Piecewise Linear Skeletonization Using Principal Curves
We propose an algorithm to find piecewise linear skeletons of hand-written characters by using principal curves. The development of the method was inspired by the apparent similar...
Adam Krzyzak, Balázs Kégl
GIS
2004
ACM
16 years 7 months ago
Energy efficient exact kNN search in wireless broadcast environments
The advances in wireless communication and decreasing costs of mobile devices have enabled users to access desired information at any time. Coupled with positioning technologies l...
Bugra Gedik, Aameek Singh, Ling Liu