ID |
原文 |
译文 |
40016 |
实验结果显示经过DMIR算法获得的正确匹配点对更均匀、更准确,且拼接图像效果更好。 |
The experimental results show that the matching point pairs obtained by the DMIR algorithm are more accurate, and the stitched images are better than others. |
40017 |
本文提出空时编码与混合量化结合的方法在有效降低系统功耗的同时增加传输分集增益, |
This paper proposes a method combining space-time coding and mixed-ADC architecture to reduce system power while increasing transmit diversity gain. |
40018 |
并对基于混合ADC结构的空时编码大规模多输入多输出(Multiple input multiple output,MIMO)系统性能进行了研究。 |
Meanwhile, this paper analyzes the performance of mixed-ADCs massive MIMO system with space-time coding. |
40019 |
采用加性量化噪声模型对系统性能进行分析,得到系统频谱效率,利用随机矩阵理论得到频谱效率的近似表达式,并通过仿真验证表达式的准确性,基于表达式分析系统中各个参数对系统性能的影响。 |
By using the additive quantization noise model, we get the expression of the uplink spectral efficiency of the system. And random matrix theory is applied to derive approximate expression. Based on the approximate expression, we further analyze the impact on key system parameters. |
40020 |
仿真结果表明,在接收端使用混合精度量化的结构可以有效地降低大规模MIMO系统的功率损耗以及实际部署的成本,而且采用空时编码后,系统的发射分集增益增加了一倍。 |
The simulation result shows that mixed-ADCs architecture can effectively reduce the power and cost of the massive MIMO system with space-time coding, and the transmit diversity gain of the system with space-time coding is double. |
40021 |
针对D2D(Device to device,D2D)通信技术在蜂窝系统中的资源分配与干扰问题,提出一种基于改进遗传算法的D2D资源分配策略。 |
Aiming at the problem of resource allocation and interference of D2 D(Device to device)communication technology in cellular system, a D2 D resource allocation strategy based on the improved genetic algorithm is proposed. |
40022 |
首先,确定保证蜂窝用户和D2D用户通信质量的功率范围,然后提出一种改进的遗传算法来确定D2D的最佳发射功率,最大化系统吞吐量。 |
Firstly, the power range to ensure the communication quality between cellular users and D2 D users is determined, and then an improved genetic algorithm is proposed to determine the optimal transmit power of D2 D to maximize the system throughput. |
40023 |
该算法在保证蜂窝系统服务质量(Quality-of-service,QoS)的同时,让交叉算子和变异算子随进化代数进行自适应变化,从而达到全局最优。 |
The algorithm guarantees the quality-of-service-e(QoS)of cellular system, and makes crossover operator and mutation operator change adaptively with evolution algebra, so as to achieve the global optimization. |
40024 |
仿真结果表明,本文所提算法可有效提升系统吞吐量并提高D2D用户的信道利用率。 |
Simulation results show that the proposed algorithm can effectively improve system throughput and channel utilization of D2 D users. |
40025 |
传统PID控制器存在控制参数无法在线调整、控制效果差等问题。为了解决这些问题,本文提出了一款基于改进型模糊神经网络的智能PID控制器。 |
Traditional PID controllers have problems of the inability to adjust online control parameters, poor control effects, etc. so this paper proposes an intelligent PID controller based on an improved fuzzy neural network. |