联合优化协议栈中各层的跨层设计技术能够显著提高网络的性能。
Cross layer design technique which jointly optimize several layers of protocol stack could improve network performance significantly.
论文还给出了优化后的性能测试方法，以获得最好的跨层设计参数。
Finally, the performance measures followed by an optimization method to catch the best amount of parameters in the cross-layer design are presented.
相对于传统AMC策略，所提跨层设计可以显著降低系统总丢包率。
Simulation results show the great decreasing of the system PLR compared with the traditional AMC scheme.
通过对现有协议栈进行改进，加入跨层设计方案则有助于改善下一代无线系统性能。
Therefore the existing protocol stack improved by cross-layer design will be helpful to promote the performances of the next generation wireless system.
文章介绍了无线传感器网络的体系结构，提出了一种基于跨层设计的管理控制机制；
This paper introduces the architecture of wireless sensor networks, presents a network management and control mechanism, which is based on the cross-layer design concept.
该跨层设计将问题的求解建模为马尔科夫决策过程，利用线性规划推导出最优的自适应传输策略。
The solution to the cross-layer design is modeled as a Markov decision process and utilizes the linear programming method to obtain the optimal adaptive transmission policy.
FCHT利用这些信息计算出触发切换的自适应阀值，通过跨层设计方法使网络层和应用层的切换相衔接。
FCHT compute the self-adapt trigger value using the information. We join the handovers in application layer and in network layer closely by cross-layer method also.
理论分析和仿真实验结果均表明，采用跨层设计思想在现有路由协议的基础上实现的服务发现协议是高效和可行的。
Quantitative analysis and simulation result also show that it's feasible and effective to implement service discovery protocol based on existed route protocols using cross-layer design methodology.
其次，它使加入跨层设计后的网络协议栈每个层仍具有高内聚、低耦合的特征，从而保持了网络协议栈良好的软件架构。
Secondly, it keeps the low coupling and high cohesion virtue of layers in protocol stack after adding cross-layer design, so as to keep the OSI layering architecture.
这个超层的作用是封装作为正式的跨层接口结构中的RUP构件（软件服务）设计的组件。
This super-layer is to encapsulate components that are designed as RUP artifacts (as software services) within a formal, cross-layer interface structure.
同时，鉴于无线链路上传输的不可靠和高误码率，详细介绍了跨层协议设计的相关内容。
Furthermore, the design of cross-layer protocol is described in detail due to the fallibility of wireless links.
基于精英蚂蚁寻优策略，将大跨径桥梁的钢桥面板和铺装层作为桥面铺装系整体进行结构优化设计。
The optimum designs of long-span orthotropic steel bridge deck and its pavement system were studied based on super excellent ant colony optimization strategy.
基于精英蚂蚁寻优策略，将大跨径桥梁的钢桥面板和铺装层作为桥面铺装系整体进行结构优化设计。
The optimum designs of long-span orthotropic steel bridge deck and its pavement system were studied based on super excellent ant colony optimization strategy.
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