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TWC
2008
139views more  TWC 2008»
15 years 6 months ago
Optimal and Suboptimal Power Allocation Schemes for OFDM-based Cognitive Radio Systems
In this paper, we investigate an optimal power loading algorithm for an OFDM-based cognitive radio (CR) system. The downlink transmission capacity of the CR user is thereby maximiz...
Gaurav Bansal, Md. Jahangir Hossain, Vijay K. Bhar...
COGSCI
2002
71views more  COGSCI 2002»
15 years 6 months ago
Spanning seven orders of magnitude: a challenge for cognitive modeling
Much of cognitive psychology focuses on effects measured in tens of milliseconds while significant educational outcomes take tens of hours to achieve. The task of bridging this ga...
John R. Anderson
IGPL
2000
152views more  IGPL 2000»
15 years 6 months ago
An Analysis of Empirical Testing for Modal Decision Procedures
Recent years have seen the emergence of a new generation of heavily-optimised modal decision procedures. Several systems based on such procedures are now available and have proved...
Ian Horrocks, Peter F. Patel-Schneider, Roberto Se...
JCNS
2000
84views more  JCNS 2000»
15 years 6 months ago
Nonlinear Thermodynamic Models of Voltage-Dependent Currents
Hodgkin and Huxley provided the first quantitative description of voltage-dependent currents and adjusted their model to experimental data using empirical functions of voltage. A p...
Alain Destexhe, John R. Huguenard
CMOT
1999
143views more  CMOT 1999»
15 years 6 months ago
Structural Learning: Attraction and Conformity in Task-Oriented Groups
This study extends previous research that showed how informal social sanctions can backfire when members prefer friendship over enforcement of group norms. We use a type of neural...
James A. Kitts, Michael W. Macy, Andreas Flache