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CORR
2010
Springer
92views Education» more  CORR 2010»
15 years 3 months ago
Regression on fixed-rank positive semidefinite matrices: a Riemannian approach
The paper addresses the problem of learning a regression model parameterized by a fixed-rank positive semidefinite matrix. The focus is on the nonlinear nature of the search space...
Gilles Meyer, Silvere Bonnabel, Rodolphe Sepulchre
CORR
2010
Springer
81views Education» more  CORR 2010»
15 years 1 months ago
Influence of distortions of key frames on video transfer in wireless networks
In this paper, it is shown that for substantial increase of video quality delivery in wireless networks, it is necessary to execute two important enhancements to existing communica...
Evgeny S. Sagatov, Andrei M. Sukhov, Prasad Calyam
CORR
2010
Springer
166views Education» more  CORR 2010»
15 years 6 months ago
The dynamics of message passing on dense graphs, with applications to compressed sensing
`Approximate message passing' algorithms proved to be extremely effective in reconstructing sparse signals from a small number of incoherent linear measurements. Extensive num...
Mohsen Bayati, Andrea Montanari
CORR
2010
Springer
130views Education» more  CORR 2010»
15 years 6 months ago
Channel Capacity Limitations versus Hardware Implementation for UWB Impulse Radio Communications
Abstract. Starting from the Shannon channel capacity, we propose an IRUWB channel capacity based on the delay spread for multipath time variant channels. This IR-UWB channel capaci...
Aubin Lecointre, Daniela Dragomirescu, Robert Plan...
CORR
2010
Springer
76views Education» more  CORR 2010»
15 years 6 months ago
Study of Reconfigurable Mostly Digital Radio for Manet
We introduce the radio reconfigurability thanks to IRUWB mostly digital architecture for MANET context. This particular context implies some constraints on the radio interface suc...
Aubin Lecointre, Daniela Dragomirescu, Robert Plan...