They acquired the target by radar.
他们用雷达捕获了目标。
The aircraft uses the Foxhunter multi-mode air-intercept radar to detect and target hostile aircraft.
该机采用福克斯特多模空中拦截雷达探测和目标敌机。
In this paper, the step frequency response equation of optical-region radar target is firstly established by using theories of multiple scattering centers and local resonance.
本文首先根据多散射中心理论与局部谐振原理，建立了雷达目标在光学区阶梯频率波形激励下的响应方程。
The model can be used to describe the radar target as a set of attributed scattering centers.
应用这一参数模型，雷达目标可由一个或多个散射中心的特性加以描述。
The problem of LFMCW radar target detection, in essential, is the beat signal processing.
LFMCW雷达目标检测问题最终可归结为对差频信号的处理。
Target Intelligent Recognition (TIR) of the low-resolution radar has been a difficulty in radar target recognition field.
低分辨雷达目标智能识别一直是雷达目标识别研究领域的难点。
A new method for extracting radar target pole features from its RCS is presented in this paper.
本文研究了雷达目标识别过程中关于目标的编码、分类特征的提取与选择等问题。
The method of radar target waveform feature extraction is studied based on non coherent radar target echo.
研究了一种基于非相参雷达目标回波的特征提取算法。
The validity of this method is proven by testing lots of common data sets and practical application in radar target recognition system.
通过对大量公用数据集的测试以及在实际的雷达目标识别系统中应用，方法有效性得到了证明。
Theoretical analysis and the results of simulation show that coherent accumulation can improve UWB radar target recognition probability in the condition of low signal noise ratio.
理论分析和计算机仿真结果均表明，在低信噪比的情况下，相参积累方法可以提高UWB雷达的目标识别概率。
Polarization detection is an important branch in radar target detection.
极化检测是雷达目标检测的一个重要分支。
This paper presents a new approach to radar target classification based on one-dimensional scattering centers matching.
本文提出了一种新的基于目标一维散射中心匹配的雷达目标识别方法。
The problem of feature compression in high-resolution radar target recognition is studied.
研究了宽带高分辨雷达目标识别中的特征压缩问题。
This paper describes the principle of a radar target array-simulator.
本文权述了阵列式雷达目标模拟器的基本原理。
This thesis mainly investigates the methods of radar target recognition based on High Range Resolution Profile (HRRP).
本文主要对高分辨距离像雷达目标识别方法进行了研究和探索。
A recognition method of radar target was presented by using multi transform.
利用多重变换，提出了一种雷达目标识别方法。
In recent years, some progresses have been obtained in the main research aspects for radar target recognition techniques.
近年来，在雷达目标识别技术的几个主要研究方面已取得若干进展。
The method is capable of handling realistic radar target and good agreement with measured results is achieved for benchmark targets.
这种方法能够处理大型的实际雷达目标，对于标准目标的计算结果符合得很好。
In this paper, the establishment of this modified tropospheric refraction mode is explained in detail, and the modified radar target height formula based on the refraction model is presented.
文中详细阐述了该对流层大气折射修正模型的建立过程，给出了基于此折射模型的修正的雷达目标求高公式。
The classification mechanism of support vector machine (SVM) was analyzed in detail. The one dimensional image of radar target was recognized by SVM.
研究了支撑矢量机的分类机理，并利用支撑矢量机对雷达目标一维像进行了识别。
The azimuth testing algorithm for a radar target is introduced in this paper, and the design of system hardware and software is presented.
介绍某雷达目标方位自动显示的方位角测试算法、系统的硬件设计和软件设计。
The method for radar target recognition using local integral bispectrum and SVM is proposed.
提出了基于局部积分双谱与SVM的雷达目标识别方法。
The data of radar target track simulation is the precondition of kinds of radar information research.
雷达目标模拟航迹产生的数据是进行各种雷达数据处理研究的前提。
The effects of impedance loading on microwave imaging of radar target are investigated.
本文研究阻抗加载对雷达目标微波成像的影响。
The problem of radar target recognition is discussed and a multiple transform method is proposed.
讨论雷达目标的识别问题，提出了一种多重变换方法。
At first, the radar target scattering signal characteristics are analyzed.
首先分析了雷达目标散射信号特征。
Then, in the light of high-resolution radar target one dimensional range profiles, it is decomposed in multi-resolution and the multi-resolution feature description are obtained.
然后提出了可用于高距离分辨力雷达目标识别的一维距离象多分辨分解和目标结构特征的多分辨描述方法。
The radar target simulator is mainly used for producing radar echo signal, which contains radar targets and clutter information.
雷达目标模拟器主要用于复现蕴含雷达目标信息和杂波信息的雷达回波信号。
The dynamic target measure is absolutely necessary in the research of radar target RCS.
动态目标测量是雷达目标RCS特性研究必不可少的一种手段。
The dynamic target measure is absolutely necessary in the research of radar target RCS.
动态目标测量是雷达目标RCS特性研究必不可少的一种手段。
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