Sciweavers

2040 search results - page 217 / 408
» Approximate Expectation Maximization
Sort
View
107
Voted
CDC
2008
IEEE
110views Control Systems» more  CDC 2008»
15 years 10 months ago
Multistage investments with recourse: A single-asset case with transaction costs
— We consider a financial decision problem involving dynamic investment decisions on a single risky instrument over multiple and discrete time periods. Investment returns are as...
Ufuk Topcu, Giuseppe Carlo Calafiore, Laurent El G...
125
Voted
ICDM
2008
IEEE
120views Data Mining» more  ICDM 2008»
15 years 10 months ago
Parameter Tuning for Differential Mining of String Patterns
Constraint-based mining has been proven to be extremely useful for supporting actionable pattern discovery. However, useful conjunctions of constraints that support domain driven ...
Jérémy Besson, Christophe Rigotti, I...
113
Voted
INFOCOM
2008
IEEE
15 years 10 months ago
Embracing Interference in Ad Hoc Networks Using Joint Routing and Scheduling with Multiple Packet Reception
— We present an approach that takes advantage of multi-packet reception (MPR) to reduce the negative effects of multiple access interference and therefore increase the capacity o...
Xin Wang, J. J. Garcia-Luna-Aceves
103
Voted
SIBGRAPI
2008
IEEE
15 years 10 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...
128
Voted
VTC
2008
IEEE
224views Communications» more  VTC 2008»
15 years 10 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