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Please use this identifier to cite or link to this item: http://hdl.handle.net/123456789/562

Title: Distributed topology control for mobile Ad Hoc networks: exploring the P/NP boundary
Authors: Opiyo, Nockline
Keywords: Network topology
Mobile Ad Hoc Networks
Issue Date: Oct-2005
Abstract: The design goal of topology control in mobile ad hoc networks (MANET) discussed in this work is to construct a topology that guarantees network connectivity and maintain network performance. This work proposes, decentralized distributed Minimum Spanning Tree algorithm, a modification of Prim’s MST algorithm which is effective for topology control in MANET. The algorithm self-organizes the network topology. The process begins by each node constructing its own Minimum Spanning Tree (MST) topology, keeping on its tree only nodes that are one-hop away within its visible neighborhood. Followed by an optimization phase to ensure that the network has bi-directional links in order to maintain a strong network connectivity. The work also explored the Traveling Salesman Problem (TSP) boundary and proposed an approximation algorithm which is a modification of Christofides heuristics. Then lastly we discuss the merits and the demerits of the proposed topology control scheme and outline some relevant issues for future research.
Description: A Dissertation submitted to the School of Graduate Studies in partial fulfillment of the requirements for the award of the Degree of Master of Science in Computer Science of Makerere University.
URI: http://hdl.handle.net/123456789/562
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