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» A parallel formulation of interior point algorithms
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125
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TMI
2010
181views more  TMI 2010»
15 years 2 months ago
In Vivo Impedance Imaging With Total Variation Regularization
—We show that electrical impedance tomography (EIT) image reconstruction algorithms with regularization based on the Total Variation (TV) functional are suitable for in vivo imag...
Andrea Borsic, Brad M. Graham, Andy Adler, William...
126
Voted
INFOCOM
2007
IEEE
15 years 10 months ago
Modelling and Optimization of Stochastic Routing for Wireless Multi-Hop Networks
—We introduce a novel approach to multi-hop routing in wireless networks. Instead of the usual graph description we characterize the network by the packet delivery ratio matrix w...
Alejandro Ribeiro, Georgios B. Giannakis, Zhi-Quan...
168
Voted
CVPR
2012
IEEE
13 years 6 months ago
Globally optimal line clustering and vanishing point estimation in Manhattan world
The projections of world parallel lines in an image intersect at a single point called the vanishing point (VP). VPs are a key ingredient for various vision tasks including rotati...
Jean Charles Bazin, Yongduek Seo, Cédric De...
127
Voted
GLOBECOM
2006
IEEE
15 years 9 months ago
Optimal Resource Allocation via Geometric Programming for OFDM Broadcast and Multiple Access Channels
Abstract— For multi-user orthogonal frequency division multiplexing (OFDM) systems, efficient optimal rate and power allocation algorithms are presented via geometric programmin...
Kibeom Seong, David D. Yu, Youngjae Kim, John M. C...
137
Voted
ICASSP
2008
IEEE
15 years 10 months ago
Cooperative MIMO-beamforming for multiuser relay networks
In this paper, we develop a beamforming algorithm for multiuser MIMO-relaying wireless systems. We consider a relaying scenario with multiple sources transmitting to one or more d...
Amr El-Keyi, Benoît Champagne