target bearing

Observability of Maneuvering Target Passive Tracking with Bearing and Doppler Measurements

基于方位角和多普勒的机动目标无源定位跟踪可观测条件

A method of target bearing estimation by means of center of gravity of area is given and the principle of the method is explained.

提出一种应用求面积重心进行目标方位估计的方法，阐明了该方法的原理。

It decreases the uncertain region of observer optimization position, based on the observer and target bearing distributing relationships.

算法以目标和观测器的方位分布关系为基础，减小了观测器最优位置的搜索范围。

A New Parameter Estimation Method for Flying Target Using Bearing Measurement

利用角度测量估计机动目标运动参数的方法

The output model of vector sensor, vector sensor cross-spectral estimation and target bearing estimation are given.

在数学上描述了矢量传感器的输出模型，矢量传感器互谱估计以及由此得出的方位估计。

Which is different fron linear array, It can track target at all of bearing and the variance of range estimation is not depended on target bearing.

与线阵不同，圆周阵可对目标进行全方位跟踪，且测距精度不受目标方位变化的影响。

The result shows that with the increase of weld current and weld spe-ed, Fe content increase,, ( Fe content is the important target of bearing band.)

研究结果表明：随着焊接速度和焊接电流的增加，焊缝含铁量增加（含铁量是弹带的重要指标）。

Bearings-only passive tracking is an important branch of passive localization and tracking technique. It is to estimate target motion parameters from bearing measurements and complete target locating.

纯方位被动跟踪是无源定位跟踪技术的一个重要分支，它是一种利用目标的方位信息估计目标的运动参数，对目标实施定位跟踪的技术。

The model with the two-buoy arrays used for tracking of underwater moving target for bearing estimation is presented, and the spatial distribution of tracking accuracy is described.

介绍了具有方位估计功能的二元浮标阵用于跟踪水下动目标的模型，并描述了跟踪精度的空间分布。

Target Bearing Data Pre-Processing based on GM ( 1,1) Grey System Model

GM（1,1）模型用于目标方位数据预处理

The R plasmid curing experiment was performed in Shigella strain, F_ ( 13), which used as a target bacteria bearing R plasmid with Huangqin, a traditional chinese herb, as a elimination agent in vitro.

以携带R质粒的痢疾杆菌F（13）株为靶细菌，以黄芩甙作为R质粒消除剂，进行R质粒体外消除试验。

Target Bearing Estimation by Means of Gravity Center of Area

应用求面积重心方法进行目标方位估计

The performance of target tracking algorithms with bearing measurements plus a known target speed is not better than that of bearings-only algorithms in real applications.

利用测量的目标方位序列和一个已知的目标速度来解算目标运动的其他参数，在实际使用中，该方法效果很差，与仅方位方法十分相似：精度低、收敛慢。

Simulation study on passive tracking of underwater moving target for bearing only

水下动目标纯方位被动跟踪仿真研究

Then for the benefit of the left/ right target bearing resolution technique, we combine the pressure-velocity processing with the information provided by the multi-dimensional combined vector hydrophone which is composed of sound pressure hydrophones and particle velocity sensors in different ways.

结合左右舷目标分辨技术，本文还对由声压与振速传感器，以不同方式组合而成的多维矢量水听器及矢量阵进行了联合信息处理研究。包括声压、振速信息预处理；

Computer simulation indicates the algorithm can track the bearing of a target and improve bearing accuracy.

计算机仿真分析结果表明该算法可以有效地进行目标方位跟踪，进一步提高目标定向精度。

Parameters Calculation of Torpedo Cross Attack Based on Target Bearing Trend

基于方位走向原理的目标正交攻击参数计算

The work principle of directional detector and the key technique for identifying target bearing are analyzed. Design and calculation of detecting antenna have been carried out.

分析了定向探测器的工作原理和目标方位识别的关键技术，并对探测天线的设计做了详细的分析和计算。

Tracking a 3D Maneuvering Target with Bearing-Only Measurements

三维纯角度机动目标跟踪算法

Pile-soil stress ratio is an important parameter which affect the behavior of pile-net composite foundation, and it also is a target of calculating bearing capacity and displacement.

桩土应力比是反映桩~网复合地基工作状态的一个重要参数，也是计算桩~网复合地基承载力和沉降的重要指标；

The Fourier transform of the combined of acoustic pressure and particle velocity is cross-spectral. The ratio of the intensity of cross-spectral can be used in target bearing estimation.

P-V声强的傅里叶变换即为互谱，互谱强度比值可用于目标方位估计。

Passive bearings-only target motion analysis ( BO-TMA) is to estimate the position and velocity of a target from bearing measurements with corrupted noise obtained by an observation platform.

被动式纯方位目标运动分析（BO-TMA）是一种从探测器所观测到的加噪方位信息中估计目标运动要素的方法。