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SIBGRAPI
2008
IEEE
15 years 11 months ago
Bayesian Estimation of Hyperparameters in MRI through the Maximum Evidence Method
Bayesian inference methods are commonly applied to the classification of brain Magnetic Resonance images (MRI). We use the Maximum Evidence (ME) approach to estimate the most prob...
Damian E. Oliva, Roberto A. Isoardi, Germán...
140
Voted
VTC
2008
IEEE
224views Communications» more  VTC 2008»
15 years 11 months ago
Dynamic Spectrum Allocation in Wireless Cognitive Sensor Networks: Improving Fairness and Energy Efficiency
Abstract- This paper considers the centralized spectrum allocations in resource-constrained wireless sensor networks with the following goals: (1) allocate spectrum as fairly as po...
Sang-Seon Byun, Ilangko Balasingham, Xuedong Liang
ACIVS
2008
Springer
15 years 11 months ago
Robust Curvature Extrema Detection Based on New Numerical Derivation
Abstract. Extrema of curvature are useful key points for different image analysis tasks. Indeed, polygonal approximation or arc decomposition methods used often these points to ini...
Cédric Join, Salvatore Tabbone
GLOBECOM
2007
IEEE
15 years 11 months ago
Non-Cooperative Power Control for Faded Wireless Ad Hoc Networks
— The problem of non-cooperative power control is studied for wireless ad hoc networks supporting data services. We develop a maximum throughput based non-cooperative power contr...
Xiaolu Zhang, Meixia Tao, Chun Sum Ng
GLOBECOM
2007
IEEE
15 years 11 months ago
Contraction Approach to Power Control, with Non-Monotonic Applications
Abstract—In wireless networks, monotonic, strictly subhomogeneous functions have been used to analyze power control algorithms. We provide an alternative analysis based on the ob...
Carl J. Nuzman