ID |
原文 |
译文 |
25425 |
实验数据表明:本文算法相较于各种主流对比算法在主客观图像质量评价指标上均有显著优势,在局部图像结构细节上具有更好的边缘保持和颜色保真效果。 |
Experimental results demonstrate that, comparedwith the state-of-the-art LLIE algorithms, the proposed hybrid strategy has significant advantages in both subjective and objective image quality evaluation metrics with better image edge preservation and color fidelity effect on local image details. |
25426 |
提高基于微机械(Micro-Electro-Mechanical System,MEMS)惯性导航系统(Inertial Navigation System,INS)的室内行人三维定位精度一直是一个研究热点和难点,其中器件误差是影响 MEMS-INS 精度的一个棘手问题。 |
Improving micro-electro-mechanical inertial navigation system based indoor pedestrian localization is a hot and hard topic these days. |
25427 |
由于器件误差产生的机理十分复杂,采用现有的修正技术无法准确地对误差进行估计建模,导致 MEMS-INS 的位置精度不高。 |
It is because random errors of MEMS gyroscopes and accelerators are very complicated, and very difficult to model using norm techniques. |
25428 |
本文从室内环境结构分析入手,提出了一种三维地图匹配的条件随机场算法。 |
In this paper, a map matching method based on conditional random fields and in-door 3D map is proposed. |
25429 |
通过设计导航输出的位姿信息与室内状态点的数学关系,结合最佳轨迹求取的算法建立室内三维地图匹配的算法模型。 |
The algorithm is designed by establishing the mathematical relationship between the inertial position and the interior points of indoor map, and the optimal trajectory algorithm is used to get the estimated locations. |
25430 |
最后通过算法求解出的最佳匹配点坐标修正惯性导航输出的位置误差。 |
The position errors of inertial navigation are corrected according to the matching points solved by the algorithm. |
25431 |
针对系统级封装结构的电磁兼容、信号完整性分析等应用,由于结构的复杂、多尺度和多材料的特性,其大规模电磁问题模拟一直难以实现。 |
In the electromagnetic compatibility analysis and signal integrity analysis, it is difficult to do full-wave electromagnetic simulation of system-in-package (SiP) due to its complex, multi-scale and multi-material characteristics. |
25432 |
本文中,主要展示了基于并行支撑框架 JAUMIN 研发的高性能电磁计算程序JEMS-CDS 及其在系统级封装结构电磁仿真中采用的高效算法。 |
Here, we present a high-performance program JEMS-CDS developed on parallel infrastructure JAUMIN and its high-efficien-cy algorithms in SiP electromagnetic simulations. |
25433 |
数值模拟结果显示 JEMS-CDS 程序在百 CPU 核并行规模上能够实现了近亿未知量的快速迭代求解。 |
Numerical results show that better convergence performance than traditional ones can be achieved, as well as a high parallel efficiency when scaling to hundreds of CPU cores with nearly one hundred millions unknowns. |
25434 |
针对某天线阵列和射频系统级封装结构,利用 JEMS-CDS 程序在国产并行机上完成了电磁场并行数值模拟,获得了电磁场的高分辨率结果,支持了电磁兼容性分析、信号完整性分析等应用。 |
Finally, a practical product is simulated to acquire the high-resolution distribution of electromagnetic, supporting the analysis of electro-magnetic compatibility and signal integrity. |