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» A Secondary Market for Spectrum
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INFOCOM
2012
IEEE
13 years 2 days 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
CORR
2010
Springer
127views Education» more  CORR 2010»
14 years 8 months ago
Channels Reallocation In Cognitive Radio Networks Based On DNA Sequence Alignment
Nowadays, It has been shown that spectrum scarcity increased due to tremendous growth of new players in wireless base system by the evolution of the radio communication. Resent su...
Santosh Kumar Singh, Krishna Chandra Roy, Vibhakar...
WEBNET
2001
14 years 11 months ago
Evaluation of Online Educational Software Designed for the Purpose of Teaching Programming
: In this paper we evaluate educational software, available in the market, designed for the purpose of teaching programming that addresses mainly beginners and intermediate student...
Georgiadou Elissavet, Anastasios A. Economides, An...
JSAC
2011
107views more  JSAC 2011»
14 years 4 months ago
Joint Network Capacity Region for Cognitive Networks Heterogeneous Environments and RF-Environment Awareness
In this paper, we characterize the joint network capacity region for a licensed broadcast (primary) and ad hoc cognitive (secondary) network in a heterogeneous environment, includ...
Yuchul Kim, Gustavo de Veciana
KES
2010
Springer
14 years 8 months ago
Extracting Principal Components from Pseudo-random Data by Using Random Matrix Theory
We develop a methodology to grasp temporal trend in a stock market that changes year to year, or sometimes within a year depending on numerous factors. For this purpose, we employ ...
Mieko Tanaka-Yamawaki