给出了该算法的检测概率、虚警概率和平均捕获时间等公式。
The correct detection probability, false alarming probability and mean acquisition time of the proposed method was derived.
文中分析了在白高斯随机噪声情况下,系统的虚警概率和捕获概率。
Propabilities of false alarm and acquisition of the system in white gaussian noise are discussed.
分析了最小二乘法使用的方程数、信噪比和虚警概率对检测概率的影响。
The influence of the ratio of signal to noise, probability of false alarm, and the number of equations on detection probability was analyzed.
计算表明该方法既能有效地降低告警设备的虚警概率,又能提高探测概率。
The calculating results indicate that the modified method can reduce effectively false alarm probability, and raise the detection probability in laser warning receiver.
本文论述非瑞利杂波中雷达检测概率和虚警概率的计算机蒙特卡洛模拟方法。
The Monte Carlo Simulation Method of radar detection Performance in non-Rayleigh clutter is described.
以K分布为模型,研究了在指定雷达虚警概率下海尖峰发生次数的统计特性。
The statistic characteristics of spike under the specified false-alarm probability based on K-distributed model were studied.
在给定雷达的检测概率和虚警概率后,系统输出信噪比直接影响雷达的作用距离。
Given detection probability and false alarm time of a radar, the system output SNR would affect the radar's effective rang directly.
仿真分析表明,二项分布和泊松分布均可以在低虚警概率下较好地描述海尖峰的统计特性。
The results indicate that both binomial distribution and Poisson distribution well fit the statistic characteristics of sea spike under lower false-alarm probability.
推导出使全局错误概率最小化的最优融合准则,以及全局的虚警概率和漏报概率的解析表达式。
The optimal fusion rule of minimizing global error probability is derived. The analytic expressions of global false alarm probability and miss probability are obtained.
分析表明,本文提出的伪码序列捕获系统具有检测概率高、虚警概率低和平均捕获时间短的特点。
According to the result of the analysis, the designed digital code acquisition system has higher probability of detection, lower probability of false alarm and shorter average acquisition time.
次优门限算法以最优门限分析为基础,在虚警概率约束下使用牛顿迭代给出求解门限的递推算法。
For suboptimal method based on optimal threshold analysis, a recursive form of threshold selection using Newton iteration is developed with false alarm probability constraint.
仿真结果表明,该跳频同步方案具有同步时间短,捕获概率高,虚警概率低和抗干扰能力强的特点。
The simulation results show that this method has the feature of short synchronization time, high capture probability, low false probability and high anti-jamming performance.
对于任何一种扩频通信pN码捕获系统来说,捕获性能在很大程度上取决于检测概率和虚警概率。
For any PN code acquisition system in spread spectrum communications, the acquisition performance is largely dependent on the probabilities of detection and false alarm.
通过对多元相关探测的数学分析发现尽管相关探测技术能降低接收机虚警概率,但它也降低了探测概率。
It is found that the correlation detection will reduce the detection probability of receiver by the mathematical analysis.
导出了它的一般结构。推证了它在虚警概率、检测概率和平均抽样个数等方面的坚韧性,并讨论了它的渐近性能。
Its robustness including false alarm probability, detection probability and average sample number is demonstrated and its asymptotic performance is discussed.
深弹引信在对目标进行探测的过程中会遇到来自邻近深弹回波信号的干扰,邻弹干扰是导致虚警概率增加的最主要因素。
In the process of target detection, depth bomb fuze will undergo the interference from echo signal of neighborhood bomb that is the primary factor which causes high false-alarm probability.
对于运动空间目标检测跟踪模式,由于要实现对弱目标的检测并且尽量减少虚警概率,本文提出了一种融合的运动目标检测算法;
For the moving target tracking mode, this paper propor. es a fusion target detection algorithm to realize the detection for weak object.
仿真结果表明,周期斜率方差检测器是一种恒虚警概率检测器,在较低信噪比下可有效检测双曲调频信号,并对多普勒失配有很好的适配性。
The simulation result shows that VPSD is a kind of constant false alarm rate detector, which can detect HFM signal effectively in low SNR, and can adapt to the Doppler mismatch very well.
提出了一种基于杂波模型的极化自适应恒虚警检测算法,该算法比极化自适应匹配滤波器算法有更小的估计损失,并推导出了虚警概率表达式。
A model - based polarimetric adaptive CFAR detection algorithm is derived that has a lower estimation loss. A theoretical expression is derived for constant false alarm rate of the proposed algorithm.
文中推导出了它在干扰边缘环境中虚警概率的解析表达式,分析了它抗边缘干扰的性能,并且与GO、OS和CA - CFAR检测器进行了比较。
We derive the analytic expressions of false alarm probabilities under clutter edge situation, analyse its performances against clutter edge, and compare it with the GO, OS and CA-CFAR detectors.
为了充分利用目标的运动信息,连续多帧图像的融合特征图像进行能量累积,达到进一步提高检测概率,降低虚警率。
In order to sufficiently utilize the motion information, the feature images of multi-frame are cumulated to improve the detection probability and reduce the false alarm rate.
在探测器产生光电子的概率为泊松分布和高斯分布的情况下,分别对信号的探测率和虚警率进行了定量的计算。
When the probability of the photoelectrons produced by the detector is of Poisson or Gaussian distribution, the detectivity and false alarm probability of the signal are calculated respectively.
对这种新的恒虚警算法在斯威林2型目标假设下,我们获得了虚警和探测概率的解析表达式。
For this new CFAR detector we obtain analytic expressions of the false alarm rate and detection probabilities un-der the Swerling 2 assumption.
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。
An effectively improved infrared target detecting probability and a decreased false-detecting and leaking-detecting probability can be gotten using this method.
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