A fast and simple randomized parallel algorithm for maximal matching
Information Processing Letters
Combinatorial optimization: algorithms and complexity
Combinatorial optimization: algorithms and complexity
Data networks (2nd ed.)
Scheduling algorithms for input-queued cell switches
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On the stability of input-queued switches with speed-up
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Power allocation and routing in multibeam satellites with time-varying channels
IEEE/ACM Transactions on Networking (TON)
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IEEE/ACM Transactions on Networking (TON)
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IEEE Transactions on Information Theory
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Analyzing the performance of greedy maximal scheduling via local pooling and graph theory
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Computer Networks: The International Journal of Computer and Telecommunications Networking
Improved bounds on the throughput efficiency of greedy maximal scheduling in wireless networks
IEEE/ACM Transactions on Networking (TON)
A refined performance characterization of longest-queue-first policy in wireless networks
IEEE/ACM Transactions on Networking (TON)
Analyzing the performance of greedy maximal scheduling via local pooling and graph theory
IEEE/ACM Transactions on Networking (TON)
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Proceedings of the thirteenth ACM international symposium on Mobile Ad Hoc Networking and Computing
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Proceedings of the thirteenth ACM international symposium on Mobile Ad Hoc Networking and Computing
IEEE/ACM Transactions on Networking (TON)
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Proceedings of the fourteenth ACM international symposium on Mobile ad hoc networking and computing
IEEE/ACM Transactions on Networking (TON)
FlashLinQ: a synchronous distributed scheduler for peer-to-peer ad hoc networks
IEEE/ACM Transactions on Networking (TON)
Delay-based back-pressure scheduling in multihop wireless networks
IEEE/ACM Transactions on Networking (TON)
Throughput-optimal CSMA with imperfect carrier sensing
IEEE/ACM Transactions on Networking (TON)
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In this paper, we characterize the performance of an important class of scheduling schemes, called greedy maximal scheduling (GMS), for multihop wireless networks. While a lower bound on the throughput performance of GMS has been well known, empirical observations suggest that it is quite loose and that the performance of GMS is often close to optimal. In this paper, we provide a number of new analytic results characterizing the performance limits of GMS. We first provide an equivalent characterization of the efficiency ratio of GMS through a topological property called the local-pooling factor of the network graph. We then develop an iterative procedure to estimate the local-pooling factor under a large class of network topologies and interference models. We use these results to study the worst-case efficiency ratio of GMS on two classes of network topologies. We show how these results can be applied to tree networks to prove that GMS achieves the full capacity region in tree networks under the K-hop interference model. Then, we show that the worst-case efficiency ratio of GMS in geometric unit-disk graphs is between 1/6 and 1/3.