For food defense against intentional contamination, the lack of any known probability and the large number of potential agents make detection strategies even more problematic.
对于抵制有意污染物的食物防御来说,缺乏对潜在药剂理解的可行性使得制定决策变得更加问题化。
Finally, a curve about the change of detection probability with SCR is shown to explain the anti jamming performance of this radar.
最后给出了发现概率随信杂比变化的曲线来说明该雷达的抗干扰性能。
The model of the optical channel in strong and weak turbulences is analyzed, the system performance is studied by maximum probability detection.
对大气强抖动和弱抖动模式下空间光信道衰减模型做了深入分析,并用似然检测分析了系统性能。
The evaluation via detection probability is helpful to the analysis of infrared stealthy effectiveness.
以发现概率进行评估便于隐身效果分析。
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.
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。
Through analysis for related test data, it can be seen that high accuracy turret azimuth Angle has improved target capture probability and target detection precision of system.
通过分析相关试验数据,可以看出高精度的炮塔方位角有助于提高系统对目标的探测精度和截获概率。
Based on the preprocessing of the intelligence data from radar intelligence automation system, a new computation method of radar detection probability based on the measured data is presented.
基于对雷达情报自动化系统日常积累的情报数据进行预处理提出了一种基于实测数据的雷达探测概率计算方法。
The operating range for extended target is calculated by considering of the target finding ability of eyes, contrast of target luminance, discrimination level and detection probability.
并综合考虑人眼的目标发现能力、目标的亮度对比度、观察等级和探测概率的要求,计算出面源目标的作用距离。
An optimizing algorithm of detection and classification used in multisensor and multitarget is put forward based on probability statistical model.
基于概率统计模型给出了一种多传感器对多目标检测与分类的优化算法。
For the problem of passive location under low detection probability, a multi-sensor fusion tracking algorithm based on sliding window batch technique is presented.
针对低检测概率下的无源定位问题,提出一种基于滑窗批处理的多传感器融合跟踪算法。
Then the amplitude threshold is established combined with detection probability. The method of ascertaining pulse number threshold is analyzed according to orientation requirement and target size.
在此基础上,结合探测概率制定幅度门限,根据定位要求及目标尺寸,分析了脉冲个数门限的确定方法。
Based on probability analysis, a new method of fault detection and location in distribution network grounding with high resistance is proposed in this paper.
针对配电网系统的单相高阻接地故障,提出了一种基于概率分析的故障检测与定位方法。
To improve the Signal-to-noise Ratio(SNR) and detecting probability of small target in infrared image sequences, a novel method of target detection based on spatial-temporal filtering is proposed.
为了提高红外图像序列中弱小目标的信噪比和检测概率,同时考虑检测算法实时性,提出了一种新的基于空时域滤波的小目标检测方法。
Based on the data of radar flight for test, the method applies radar equation to estimate the detection probability of gridding center.
该方法采用空间分割算法建立网格,以雷达检飞资料作为基础数据,用雷达方程推算各个网络中心的探测概率。
Given detection probability and false alarm time of a radar, the system output SNR would affect the radar's effective rang directly.
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。
Taking detection probability of netted radar fusion center as target function, this paper establishes jamming resource optimum allocation model.
以组网雷达融合中心检测概率为目标函数,建立针对组网雷达系统的干扰资源优化分配模型。
The results of simulations showed that MJP methodology has wide applicability, and can increase the correct probability of the final detection result greatly.
算例分析表明MJP决策融合算法适用范围广,可大幅提高最终损伤检测结果的正确概率。
The correct detection probability, false alarming probability and mean acquisition time of the proposed method was derived.
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 tracking performance of traditional optic-electric tracking systems degenerates significantly when there is a drop of detection probability with intermittent observation.
随着不完全量测条件下探测概率的下降,传统光电跟踪系统的跟踪性能显著降低。
Aiming at the distributed damage detection system of huge complex structure, maximum joint probability (MJP) methodology was proposed for decision fusion associated with many damage detection methods.
针对大型复杂结构分布式损伤检测系统中的多种损伤检测方法的检测结果融合问题,提出了最大联合概率(mjp)决策融合法。
By utilizing probability statistic model and maximization of information gain, this paper presents a method of sensor resource distribution for dynamic target detection.
利用概率统计模型和信息增量最大化对运动目标检测进行传感器资源调度。
The influence of the ratio of signal to noise, probability of false alarm, and the number of equations on detection probability was analyzed.
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 calculation methods of target detection probability are presented and a calculation method of target detection probability by chromatic difference is given.
对目标的发现概率问题进行探索,提出了利用色差进行发现概率计算的方法。
It offers low false alarm rates and nuisance alarm rates without compromising on high probability of detection levels.
它降低了虚假警报率和干扰警报率,但不会降低高概率的探测级别。
Finally, the detection performance is analyzed in detail and the probability of the detection of the targets is gained.
最后对检测性能作了详尽的分析,给出了目标检测概率。
Low probability of interception (LPI) sonar selects appropriate transmitting signals and reduces the probability of being intercepted by hostile scouting sonar while it maintains detection capability.
低截获声纳通过选择合适的发射信号,在保持探测能力的同时,降低被敌方侦察声纳截获的概率。
A modularization expert system based fault-tree analysis and statistical probability for real time fault detection of large anfractuous circuit is proposed in this paper.
本文提出了一种基于故障树分析和统计概率的模块化专家系统,作为此大型指挥控制系统电路的故障实时监测之用。
The specific quantitative analysis about some of the major indices was made, moreover, the process of intrusion and detection was simulated with probability tree.
量化分析了一些主要测试指标,并利用概率树模拟入侵及检测过程。
The stipulation of supplementary detection will increase objectively the probability of accepting unqualified welding seams by user.
而补充探伤的规定客观上使业主接收不合格焊缝的概率明显增大。
The stipulation of supplementary detection will increase objectively the probability of accepting unqualified welding seams by user.
而补充探伤的规定客观上使业主接收不合格焊缝的概率明显增大。
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