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JMLR
2008
230views more  JMLR 2008»
13 years 6 months ago
Exponentiated Gradient Algorithms for Conditional Random Fields and Max-Margin Markov Networks
Log-linear and maximum-margin models are two commonly-used methods in supervised machine learning, and are frequently used in structured prediction problems. Efficient learning of...
Michael Collins, Amir Globerson, Terry Koo, Xavier...
MOBIHOC
2009
ACM
14 years 7 months ago
Spectrum auction framework for access allocation in cognitive radio networks
Cognitive radio networks are emerging as a promising technology for the efficient use of radio spectrum. In these networks, there are two categories of networks on different chann...
Gaurav S. Kasbekar, Saswati Sarkar
INFOCOM
2012
IEEE
11 years 9 months ago
Combinatorial auction with time-frequency flexibility in cognitive radio networks
—In this paper, we tackle the spectrum allocation problem in cognitive radio (CR) networks with time-frequency flexibility consideration using combinatorial auction. Different f...
Mo Dong, Gaofei Sun, Xinbing Wang, Qian Zhang
TWC
2011
291views more  TWC 2011»
13 years 1 months ago
On Optimal Cooperator Selection Policies for Multi-Hop Ad Hoc Networks
Abstract—In this paper we consider wireless cooperative multihop networks, where nodes that have decoded the message at the previous hop cooperate in the transmission toward the ...
Michele Rossi, Cristiano Tapparello, Stefano Tomas...
VLSID
2007
IEEE
126views VLSI» more  VLSID 2007»
14 years 7 months ago
An ECO Technique for Removing Crosstalk Violations in Clock Networks
Crosstalk noise in the clock network of digital circuits is often detected late in the design cycle, sometimes as late as after first silicon. It is therefore necessary to fix cros...
Amit Kumar, Krishnendu Chakrabarty, Chunduri Rama ...