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GLOBECOM
2008
IEEE
15 years 4 months ago
Power Allocation for Cognitive Radios Based on Primary User Activity in an OFDM System
Efficient and reliable power allocation algorithm in Cognitive radio (CR) networks is a challenging problem. Traditional water-filling algorithm is inefficient for CR networks due ...
Ziaul Hasan, Ekram Hossain, Charles L. Despins, Vi...
IBPRIA
2007
Springer
15 years 10 months ago
Estimation of Multiple Objects at Unknown Locations with Active Contours
Abstract. This paper presents an algorithm for the estimation of multiple regions with unknown shapes and positions using multiple active contour models (ACM’s). The algorithm or...
Margarida Silveira, Jorge S. Marques
SEMWEB
2007
Springer
15 years 10 months ago
Ontology Mapping: An Information Retrieval and Interactive Activation Network Based Approach
Ontology mapping is to find semantic correspondences between similar elements of different ontologies. It is critical to achieve semantic interoperability in the WWW. This paper pr...
Ming Mao
DNA
2006
Springer
129views Bioinformatics» more  DNA 2006»
15 years 7 months ago
P Systems with Active Membranes Characterize PSPACE
P system is a natural computing model inspired by behavior of living cells and their membranes. We show that (semi-)uniform families of P systems with active membranes can solve i...
Petr Sosík, Alfonso Rodríguez-Pat&oa...
WSC
1998
15 years 5 months ago
Simulation and Analysis of the Mercedes-Benz all Activity Vehicle (AAV) Production Facility
Mercedes-Benz United States International (MBUSI) built a manufacturing facility for the production of the new M-Class "All Activity Vehicle" (AAV). This plant consists ...
Young H. Park, Jack E. Matson, David M. Miller