The model of false target is firstly derived and the principle of 1-D imaging is explained.
首先推导了DRFM转发信号的数学模型,阐述了宽带雷达一维成像的基本原理。
The results of this investigation provide the design rules and key materials for the application of PCMs to false target.
研究结果为相变材料应用于假目标提供了理论依据和关键材料。
In this thesis, two methods of active deception jamming to SAR, false target jamming and rebound jamming, are mainly studied.
本文主要研究了两种对合成孔径雷达的有源欺骗干扰-虚假图像干扰和弹射式干扰。
Test results show that the technique can be used to generate false target with flight path signature to netted radar system, thus is effective.
试验结果表明:采用本技术可对组网雷达产生空间相关的假目标航迹。
It has the functions of synchronization pulling off jamming, smart noise jamming and false target jamming, it also can jam Pulse Doppler radar effectively.
它可以实现同步拖引干扰、灵巧噪声干扰和假目标干扰的功能,能够有效的干扰脉冲多普勒雷达。
A false target criterion is introduced to distinguish between potential false objects and true beacon which based on the closed curve fitting of image edge.
提出一种基于图像边缘闭曲线拟合的虚警判据,能对潜在假目标进行准确的识别判断。
The soft destructive environment is formed aiming at the radar technical performance characteristic, which include the jamming of noise, false target and metal chaff.
针对雷达的技术性能特点形成了对雷达的软杀伤对抗环境,包括噪声干扰、假目标干扰和金属箔条干扰。
Make use of the laser-generated cavitation noise to generate false target based on this property, which is simulation of the cavitation noise generated by submarine propeller.
针对这一特征,考虑利用激光光源在远处水下产生空化噪声作为假目标,用来模拟潜艇螺旋桨产生的空化噪声。
Since the false target jamming will cause D/A converter overflowing, the thesis also studies the influence to false target jamming profile by D/A quantizing and amplitude limiting.
由于假目标的叠加会引起D/A量化位数的溢出,因而本文还通过具体的仿真实验,研究了量化和限幅对假目标干扰像的影响;
Multiple false target jamming is becoming increasingly the focus of attention as one of important means of deceive jamming for its simple technology and marked jamming effectiveness.
多假目标干扰作为欺骗式干扰的一种重要干扰样式,由于其机理简单干扰效果显著而越来越受到人们的关注。
The reasons of the paired false target echoes are analyzed and the paired echoes are divided into two types, one is called "undersampled type" and anather, "velocity mismatched type".
分析了“欠采样”成对回波和“速度失配”成对回波的形成机理,给出了成对回波定位和强度的通用计算公式。
This paper introduces a technique used for deceiving the radars which generates false target with signature of flight path, and gives its operational principle and implementation in detail.
为此,本文介绍了一种具有航迹+特征的雷达假目标的产生技术,详细分析了其工作原理,给出了实现算法。
One of the main goals of the Hornet is to reduce the false alarm rate for target acquisition, House says.
House说。House说,Hornet的主要目标之一是减少目标获取的错误报警率。
Since this command does not need any target object to be passed, we should set it to false.
因为此命令不需要传递任何目标对象,所以我们应该将其设置为false。
Illegals will sometimes pursue degrees at target-country universities, obtain employment, and join relevant professional associations "to deepen false identities."
这些违法者有时会在目标国家的大学考取学历,获得工作,然后进入相关行业的协会,以此来进一步掩饰他们伪造的身份。
Recognition algorithms for small moving target in strong noise based on single feature has a high false alarm. Sometimes the features of target and noise are very alike.
利用单个特征识别强噪声中的弱小运动目标,常因所提取的目标特征与噪声特征易混淆而导致高的虚警率。
The simulation results show that the proposed method succeeds in detecting low speed target with low false alarm probability in low signal to noise ratio environment.
仿真实验表明,该检测方法能在低信噪比环境中,以低虚警率对低速目标进行有效检测。
This function returns the target of the link on success, or FALSE on failure.
这个函数返回符号连接指向的目标对象;如果执行失败将返回False。
With the rapid development of economy, enterprises pursuit higher profits. Situation of false profit may occur when an enterprise cannot achieve the target profit.
随着社会经济的迅猛发展,企业追求更高的利润,当达不到目标利润时,虚增利润的现象随着而来。
Experiment result with real targets show that the method can detect the target effectively and reduce the false alarm probability.
实验结果表明,该方法能够有效地提取目标,减少虚警率。
However, many accidents happen, his everlasting target changes into a false lie, and his life falls down to the bottom. Can he overcome himself and the fate, can he pick himself up?
然而,命运之轮却开始了逆转,许多意外纷至沓来,而奋斗多年的目标成了虚假的谎言,梧明子的人生跌倒了谷底,他能不能战胜自我和命运,重新振作起来?
The standard variance characteristic of target data is used to reduce false alarm rate.
算法同时利用目标方差特性以减少虚警率。
For the infrared dim small target detection in complex cloud background of IRST, a robust algorithm of low false alarm is proposed.
针对红外搜索跟踪系统对复杂云层背景条件下红外弱小目标检测问题,提出了一种低虚警率的弱小目标稳健检测算法。
We introduce a target rebate contract presented by foreign researcher, which pays the retailer a specific sum per each unit false failure return below a predetermined target.
本文介绍国外学者提出的一种“目标补偿”合同,即当非缺陷退货量低于某一特定目标值时,生产商将对低于目标值的每单位非缺陷退货量支付一定的补偿金。
The outstanding feature of this target system is to modify in process of module matching thus false alarm rate and failed reporting rate will be lowered.
本目标系统突出特点是在模式匹配中所做的修改,降低了误报率及漏报率。
It is composed of adaptive MTI (AMTI) with variable number of pulses, digital pulse compression (DPC), moving target detector (MTD), digital integration (di) and constant false alarm rate (CFAR).
它包括点数可变的自适应动目标显示(AMTI),数字脉压(DPC),动目标检测器(MTD),数字积累(DI)和恒虚警率处理(CFAR)。
Other techniques currently employed include flares, which are discharged to create a false, much larger heat-target.
当前应用的其它技术包括照明弹,放出照明弹能够造出一个大得多的虚假热目标。
In the course of tracking IR motive targets, a large number of false alarm signals might appear in the target detection stage of an IR ATR system because of the non-prediction of IR targets signature.
在红外动目标序列图像跟踪过程中,由于目标本身的红外特征具有较大的不可预测性,使A TR系统在目标探测阶段产生大量的虚警讯息。
An effectively improved infrared target detecting probability and a decreased false-detecting and leaking-detecting probability can be gotten using this method.
该方法可以有效的提高红外目标的检测概率、降低虚警率和漏警率。
An effectively improved infrared target detecting probability and a decreased false-detecting and leaking-detecting probability can be gotten using this method.
该方法可以有效的提高红外目标的检测概率、降低虚警率和漏警率。
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