Sciweavers

4584 search results - page 190 / 917
» Sequential parameter optimization
Sort
View
GLOBECOM
2010
IEEE
15 years 15 days ago
Joint Optimization of Spectrum Sensing for Cognitive Radio Networks
Abstract--Cognitive radio networks require fast and reliable spectrum sensing to achieve high network utilization by secondary users. Current optimization approaches to spectrum se...
Ling Luo, Chittabrata Ghosh, Sumit Roy
CDC
2010
IEEE
109views Control Systems» more  CDC 2010»
14 years 9 months ago
On-line optimal timing control of switched systems
This paper considers a real-time algorithm for performance optimization of switched-mode hybrid dynamical systems. The controlled parameter consists of the switching times between ...
Yorai Wardi, Philip Twu, Magnus Egerstedt
INTENSIVE
2009
IEEE
15 years 9 months ago
Accelerating K-Means on the Graphics Processor via CUDA
In this paper an optimized k-means implementation on the graphics processing unit (GPU) is presented. NVIDIA’s Compute Unified Device Architecture (CUDA), available from the G8...
Mario Zechner, Michael Granitzer
LION
2010
Springer
230views Optimization» more  LION 2010»
15 years 6 months ago
A Study of the Parallelization of the Multi-Objective Metaheuristic MOEA/D
MOEA/D is a multi-objective metaheuristic which has shown a remarkable performance when solving hard optimization problems. In this paper, we propose a thread-based parallel versio...
Antonio J. Nebro, Juan J. Durillo
GLOBECOM
2007
IEEE
15 years 6 months ago
Bursty Traffic in Energy-Constrained Opportunistic Spectrum Access
We design opportunistic spectrum access strategies for improving spectrum efficiency. In each slot, a secondary user chooses a subset of channels to sense and decides whether to ac...
Yunxia Chen, Qing Zhao, Ananthram Swami