基于启发式方法的卫星链路扩展QoS改进

S. Krile
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引用次数: 0

摘要

首先将启发式算法与基于精确方法的算法进行了比较。在所有具有预测流量需求的移动网络的数值测试实例中,都获得了可能的最佳结果。之后,通过与之前相同的测试示例测试启发式,但对容量状态值使用了各种限制。只有当我们采用适当的启发式方法时,我们才能同时确保容量可用性的QoS(服务质量)的显著改进和最小的容量扩展成本。这意味着我们的启发式方法可以成功地应用于有限离散时间段的中短期卫星网络规划。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Improvement of QoS using heuristic approach for satellite link expansion
At first the heuristic algorithm for optimal sizing of N satellite capacity types (on LES side of link) is compared with algorithm based on exact approach. In all numerical test-examples for mobile network with predicted traffic demands the best possible result is achieved. After that the heuristic is tested through the same test-examples as before, but using various limitations for capacity state values. Only if we apply adequate heuristic approach we can ensure both, significant improvement of QoS (Quality of Service) for capacity availability and minimal capacity expansion cost. It means that our heuristic approach can be successfully applied to short-term or medium-term satellite network planning with finite number of discrete time periods.
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