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。
A method of target bearing estimation by means of center of gravity of area is given and the principle of the method is explained.
仿真结果表明，在稳定分布假设下，基于谱测度的多目标方位估计法是合理有效的。
Simulation results show that in the alpha stable distribution assumption, multi-target direction estimation method is more reasonable and effective based on the spectral measure.
论文从实际应用的角度出发，全面论述了子空间类多目标方位估计和跟踪算法的理论和方法。
Aiming at the applications in engineering, the principles of subspace algorithms about the DOAs estimating and tracking are discussed comprehensively in this dissertation.
矢量水听器由于能获取声场中标量(声压)和矢量(振速)信息，因此单个的矢量水听器就可实现目标方位估计。
An acoustic vector hydrophone measures the scalar acoustic pressure and the vector acoustic particle velocity, thus the DOA can be estimated by single vector hydrophone.
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。
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.
加权直方图方位估计法能从宽带相干干扰中检测目标，估计目标方位。
The other is weighted bar graph approach which can detect a target in broadband coherent interference and estimate its azimuth Angle.
本文讨论如何使用目标运动分析方法对水下目标进行纯方位距离估计。
The paper discusses how to apply methods of target motion analysis on bearings-only estimation of underwater target motion parameters.
基于检测前跟踪思想，利用霍夫变换获取方位历程图中目标航迹信息的提取与估计。
On the basis of the concept of "track before detection," Hough transform was applied to obtain the extraction and estimate of the object track information in the orientation course map.
提出一种以目标检测、目标分割、目标方位角估计和目标不变性特征提取为线索的SAR目标识别框架。
We propose a multistage SAR target recognition process based on target detection, target segmentation, target aspect estimation and invariant feature extraction.
仿真表明该算法有效地估计出了侧摆，提高了成像质量，且成像没有发生方位向偏移，明确地确定出了目标的位置。
The simulation results using SPGA algorithm show that SPGA algorithm estimates the sway effectively and the image quality is improved without along track shift, so the targets are oriented exactly.
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。
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.
针对载机尾后目标探测问题，提出利用机载雷达告警接收机提供的目标方位信息，运用非线性滤波算法对载机尾后目标的距离、速度等运动信息进行实时估计。
The azimuth information of target acquired by airborne Radar Warning Receiver (RWR) is used to estimate the distance, speed and other motion information of the target through non-linear filtering.
该算法可以有效地估计目标的方位和平面波模型具有很好的鲁棒性。
The algorithm can effectively estimate the target's bearing and have good robustness by the model of plane wave.
首先定义了目标方位信息可信度估计模型及基于动态优先级的目标选定方法。
The model to estimate the reliability level of multi-object orientation and an algorithm to calculate the objects priority are defined firstly.
阵列信号处理的热点之一是目标波达方位（DOA）估计。
The direction-of-arrival (DOA) estimation is one of the most important problems in the technology of the array signal processing.
方位角估计是合成孔径雷达（SAR）图像自动目标识别研究中的一个重要问题。
Azimuth estimation is very important in the field of Automatic Target Recognition(ATR) of Synthetic Aperture Radar(SAR) images.
其关键的技术是如何实现对目标信号的实时准确检测以及目标方位的高精度估计。
The key technologies are how to realize the real-time signal detection and target azimuth accuracy estimates.
提出了一种利用基于距离参数的最小二乘滤波器群的纯方位跟踪目标参数估计器，该估计器是由若干个处地不同的距离区间上的加权最小二乘滤波器组成。
In this paper, a new bearings only tracking approach, which consists of a set of weighted least squares filters (LSF) each with a different initial range estimate, is proposed.
方位角联合估计方法有利于增强目标方位角估计的适应性，提高目标分类和识别的效率。
The combined method can improve the adjustability of azimuth estimation, and then can facilitate target classification and recognition effectively.
宽带波束域处理是实现水下目标高分辨方位估计的重要途径。
The broadband beam space high resolution processing possesses lower resolution threshold and better performance than the element space processing.
宽带波束域处理是实现水下目标高分辨方位估计的重要途径。
The broadband beam space high resolution processing possesses lower resolution threshold and better performance than the element space processing.
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