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WCNC
2010
IEEE
15 years 3 months ago
Codebook Design for Memory-Based Quantization of Precoder Matrix in Low-Rate Feedback MIMO Systems with Temporally Correlated Fa
—An important transmitter adaptation technique used in multiple-input multiple-output (MIMO) communication systems is precoding based on the dominant right-singular vectors of th...
Pradeepa Yahampath, Are Hjørungnes
WINET
2010
158views more  WINET 2010»
15 years 3 months ago
Joint multi-cost routing and power control in wireless ad hoc networks
Abstract In this work we study the combination of multicost routing and adjustable transmission power in wireless ad hoc networks, so as to obtain dynamic energy- and interference-...
Nikolaos Karagiorgas, Panagiotis C. Kokkinos, Chri...
ICIP
2010
IEEE
15 years 3 months ago
A game theoretical approach for image denoising
How to adaptively choose optimal neighborhoods is very important to pixel-domain image denoising algorithms since too many neighborhoods may cause over-smooth artifacts and too fe...
Yan Chen, K. J. Ray Liu
ICUMT
2009
15 years 3 months ago
A COP for cooperation in a P2P streaming protocol
This paper introduces a Combinatory Optimization Problem (COP) which captures the performance in cooperation of a P2P Streaming Network, considered at the buffer level. A new famil...
María Elisa Bertinat, Darío Padula, ...
JMLR
2010
165views more  JMLR 2010»
15 years 4 days ago
Learning with Blocks: Composite Likelihood and Contrastive Divergence
Composite likelihood methods provide a wide spectrum of computationally efficient techniques for statistical tasks such as parameter estimation and model selection. In this paper,...
Arthur Asuncion, Qiang Liu, Alexander T. Ihler, Pa...