151 search results - page 9 / 31 » Computing in Solvable Matrix Groups |
ISSAC
2007
Springer
15 years 5 months ago
2007
Springer
Consider a rational matrix, particularly one whose entries have large numerators and denominators, but which is presented as a product of very sparse matrices with relatively smal...
99
Voted
CIAC
2006
Springer
15 years 3 months ago
2006
Springer
Virtual private network design in the hose model deals with the reservation of capacities in a weighted graph such that the terminals in this network can communicate with one anoth...
82
Voted
ICC
2008
IEEE
15 years 6 months ago
2008
IEEE
Abstract—In this paper we aim to solve the multiuser multiinput multi-output (MIMO) downlink beamforming problem. The transmitter is a multi-antenna base-station broadcasting to ...
VTC
2006
IEEE
15 years 5 months ago
2006
IEEE
— The increase in the demand for voice and data wireless services creates a need for a more efficient use of the available bandwidth. Current and future generations cellular sys...
ICCV
2007
IEEE
16 years 1 months ago
2007
IEEE
We introduce a novel topological formulation for contour grouping. Our grouping criterion, called untangling cycles, exploits the inherent topological 1D structure of salient cont...