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ESCIENCE
2007
IEEE
16 years 25 days ago
A Dynamic Critical Path Algorithm for Scheduling Scientific Workflow Applications on Global Grids
Effective scheduling is a key concern for the execution of performance driven Grid applications. In this paper, we propose a Dynamic Critical Path (DCP) based workflow scheduling ...
Mustafizur Rahman 0003, Srikumar Venugopal, Rajkum...
GLOBECOM
2007
IEEE
16 years 25 days ago
Opportunistic Access with Random Subchannel Backoff (OARSB) for OFDMA Uplink
Abstract— A distributed medium access control (MAC) algorithm for uplink OFDMA networks under the IEEE 802.16 framework is proposed and analyzed in this work. We present a simple...
Yu-Jung Chang, Feng-Tsun Chien, C. C. Jay Kuo
GLOBECOM
2007
IEEE
16 years 25 days ago
A Link-Layer Channel Model for IEEE 802.11 Ad Hoc Networks
— This paper presents a novel stochastic link-layer channel model for IEEE 802.11 ad hoc networks. The model characterizes the variations of the channel service process in a non-...
Atef Abdrabou, Weihua Zhuang
GLOBECOM
2007
IEEE
16 years 25 days ago
Performance Analysis of Orthogonal Space Time Block Coding over Hoyt Fading Channels
—In this paper, a novel error probability analysis of orthogonal space-time block coding (OSTBC) over independent but not necessarily identical Hoyt (Nakagami-q) fading channels ...
George A. Ropokis, Athanasios A. Rontogiannis, P. ...
IEEEARES
2007
IEEE
16 years 24 days ago
A Trust Overlay Architecture and Protocol for Enhanced Protection against Spam
The effectiveness of current anti-spam systems is limited by the ability of spammers to adapt to new filtering techniques and the lack of incentive for mail domains to filter outg...
Jimmy McGibney, Dmitri Botvich