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» Design and implementation of a network simulation system
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GLOBECOM
2010
IEEE
15 years 4 months ago
Analysis of Messaging Load in a P2PP Overlay Network under Churn
We analyze the performance of a DHT-based P2P overlay network in resource access and overlay maintenance activities. We use a cross-platform implementation of the protocol called P...
Otso Kassinen, Erkki Harjula, Mika Ylianttila
IWCMC
2006
ACM
16 years 21 days ago
Modeling key agreement in multi-hop ad hoc networks
Securing multicast communications in ad hoc networks has become one of the most challenging research directions in the areas of wireless networking and security. This is especiall...
Giovanni Di Crescenzo, Maria Striki, John S. Baras
WCNC
2008
IEEE
16 years 1 months ago
User Assignment for MIMO-OFDM Systems with Multiuser Linear Precoding
— Recent work has developed single-carrier linear precoding for the multiuser downlink for multiple-input multipleoutput (MIMO) systems. This paper addresses the problem of user ...
Hassen Karaa, Raviraj S. Adve
GLOBECOM
2008
IEEE
15 years 6 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...
HPDC
2002
IEEE
15 years 11 months ago
Decoupling Computation and Data Scheduling in Distributed Data-Intensive Applications
In high energy physics, bioinformatics, and other disciplines, we encounter applications involving numerous, loosely coupled jobs that both access and generate large data sets. So...
Kavitha Ranganathan, Ian T. Foster