ID | 原文 | 译文 |
16385 | 从而为干涉仪工程应用中相位差测量数据的有效处理提供了重要的理论指导。 | It provides an important theoretical guidance on the data processing of interferometer phase difference measurement for engineering application. |
16386 | 为了提高微波链路雨衰特征的描述精度,拓展微波链路信号的可用参数,该文利用部署于江苏江阴地区的15 GHz, 18 GHz和23 GHz微波链路和雨量计开展同步对比观测,拟合得到3种频段的微波链路雨衰关系。 | To improve the description accuracy of the characteristics of microwave link induced by rainattenuation and expand the available parameters of microwave link signals, the 15 GHz, 18 GHz and 23 GHzmicrowave links and rain gauges deployed in Jiangyin area of Jiangsu Province are used to carry outsynchronous comparative observation, and the rain attenuation relationship at three frequency bands are fitted. |
16387 | 提取并分析了接收信号电平的平均值、中位数、25%分位数、75%分位数、标准差、极大值和极小值等13个特征量与晴雨时刻、降雨强度之间的关系, | The relationship between the 13 features of the received signal level (including the average, median, 25%quantile, 75% quantile, standard deviation, maximum, minimum, etc.) and the rain/no-rain period and rainfallintensity is extracted and analyzed. |
16388 | 得出结论:微波链路的信号变化和降雨强度的变化存在明显的负相关关系。 | The conclusions are as follows. There is an obvious negative correlationbetween the signal of microwave link and the rainfall intensity. |
16389 | 实际拟合的雨衰关系与ITU-R的经验雨衰关系具有较好的一致性,但是在不同频段上均有差异; | There is a general good consistency between thefitted rain attenuation relationship and the ITU-R empirical rain attenuation relationship, but there are certainof differences in different frequencies; |
16390 | 所有13个参量在有雨时刻和无雨时刻均存在一定概率的重叠,这是造成晴雨区分困难的主要原因; | All 13 parameters have a certain probability of overlap in the rain period and no-rain period, which is the main reason why it is difficult to distinguish between rain and no-rain; |
16391 | 频率越高,信号变化受降雨的影响越显著,越有利于微波链路反演降雨。 | The higher is the frequency, the more significant is the impact of rainfall on the signal change, the more conducive to the microwave link inversion of rainfall. |
16392 | 所得出的结论为提高微波链路测雨方法中的晴雨区分、参考值确定以及雨强反演的精度提供重要依据。 | The results provide an important basis for improving the discrimination of rain and no-rain, and determination of reference value and inversion of rain intensity. |
16393 | 针对高速铁路接触网吊弦的状态检测问题,该文提出一种基于RefineDet网络和霍夫变换的吊弦多尺度定位与识别方法。 | In order to solve the problems of detection and state analysis of high-speed railway catenarydroppers, this paper proposes a multi-scale detection method for dropper states based on Refinedet network andHough transform. |
16394 | 通过设计RefineDet网络的粗调和精调模块对吊弦整体结构进行定位,采用霍夫变换锁定吊弦中部吊悬线所在直线,并利用旋转因子沿直线方向提取吊悬线区域; | First, the positioning result of droppers through Refinedet network is obtained, and Houghtransform is used to locate where the dropper line is; |