ID |
原文 |
译文 |
10224 |
在此基础上从鉴别器增益、收敛范围和输出噪声方差3个方面对比分析了采用不同角度鉴别器算法的跟踪性能,最后对其进行了仿真验证。 |
Based on the convergence range and output from the discriminator gain, noise variance with different angles analyzed three aspects of contrast discriminator tracking performance of the algorithm, finally the simulation verification. |
10225 |
针对轨迹优化直接方法,提出了以控制变量曲率为基础的最小绝对收缩与选择算子(least absolute shrinkage and selection operator,LASSO)网格自适应加密策略,用于提高优化精度。 |
Trajectory optimization for direct method, and put forward the control variable curvature based least absolute shrinkage and selection operator (further absolute shrinkage and selection operator, LASSO) grid adaptive encryption strategies, used to improve the optimization precision. |
10226 |
以高分辨率二分网格节点为中心,构造径向基函数逼近控制曲线,利用LASSO方法估计径向基函数系数,并自动筛选出位于控制曲线曲率极大区间的高分辨率节点加密当前网格。 |
At high resolution binary grid node as the center, construct radial basis function (RBF) approximation control curve, coefficient of radial basis function is estimated based on the LASSO method, and automatically select high resolution node located in the control curve curvature maximum range encryption of the current grid. |
10227 |
本文方法不需要进行状态和控制误差估计,适应性和通用性强。 |
The method does not need to state and control error estimation, adaptability and versatility. |
10228 |
两组典型算例验证了方法的有效性。 |
Two groups of typical numerical examples verify the effectiveness of the method. |
10229 |
对超奈奎斯特(faster than Nyquist,FTN)和奈奎斯特系统的频谱效率进行了对比分析。 |
For super Nyquist (faster - than Nyquist, FTN) and frequency spectrum of Nyquist system efficiency is analyzed. |
10230 |
在绝对带宽的前提下,首先证明了基于根升余弦函数脉冲的单载波FTN可达速率大于奈奎斯特可达速率,并推导了有子载波间干扰的多载波FTN的频谱效率公式。 |
On the premise of absolute bandwidth, first proves that the pulse based on root ascending cosine function of single carrier FTN can reach rate is greater than the Nyquist can reach rate, and the son was deduced multicarrier FTN intercarrier interference spectrum efficiency formula. |
10231 |
本文证明了单载波FTN的频谱效率大于奈奎斯特系统的频谱效率,并且证明了单载波FTN的频谱效率随着滚降因子的减小而增大。 |
This paper proves that the spectrum efficiency of single carrier FTN spectral efficiency is greater than the Nyquist system, and proves that the spectrum efficiency of single carrier FTN with the decrease of the rolling reduction factor. |
10232 |
基于频谱效率公式和数值仿真,本文给出了多载波FTN对于不同滚降因子的最优子载波间隔。 |
Based on spectrum efficiency formula and numerical simulation, this paper presents a multicarrier FTN for different rolling reduction factor of the sub carrier spacing. |
10233 |
结果表明,即使存在子载波间干扰,基于最优子载波间隔的多载波FTN频谱效率也高于正交系统(奈奎斯特)的频谱效率。 |
Results show that even intercarrier interference, based on the interval of sub carrier multicarrier FTN spectrum efficiency is also higher than that of orthogonal system (Nyquist) spectrum efficiency. |