查询词典 probability distribution

A simulation is present to compare detection probability of sonobuoys array between produced by GA and standard method, and the results indicates that the GA can achieve a significant improvement in detection probability.

仿真分析了按经验布放的传统浮标阵和GA优化阵形的探测效能，结果表明该算法在复杂水声环境条件下，能有效提高被动浮标阵的探测概率。关键词反潜战；浮标布阵；遗传算法

Secondly, we state the partial differential equation which satisfies state transition probability of the two-unit paralleled system, and proves that state transition probability satisfy the equation, and are their minimal nonnegative solutions.

第二，对两个不同型部件、一个修理设备组成的并联系统，其寿命和修理时间的分布函数的各种情况，给出了状态转移概率所满足的偏微分方程组，证明了状态转移概率满足的方程，并且是这些方程的最小非负解。

Secondly, we state the partial differential equation which satisfies state transition probability of the two-unit paralleled system, and proves that state transition probability satisfy the equation, and are their minimal nonnegative solutions.

第二，对两个不同型部件、一个修理设备组成的并联系统，其寿命和修理时间的分布函数的各种情况，给出了状态转移概率所满足的偏微分(来源：35ABC论68文网www.abclunwen.com)方程组，证明了状态转移概率满足的方程，并且是这些方程的最小非负解。

A quantification method of the error probabilities for the human failure events in probability safety assess is provided, and it is applied in the error probability analysis for the human actions in the identification and isolation of the ruptured steam generator tube of nuclear power plants.

提出了用环境影响指数来定量计算情景环境迫使人的认知失误的发生概率，给出了概率安全评价中人误概率的分析方法，并用于诊断核电站蒸汽发生器传热管破裂和蒸汽发生器隔离时的人误概率分析。

Starting from the statistic characteristics of the signal and noise, the relationship between false-alarm probability and threshold SNR is deduced, as well as detection probability and SNR. The formula of operating range for spot target is given.

从信号和噪声的统计特性出发，文中详细推导了虚警概率与门限信噪比、探测概率与信噪比的关系，基于此推导了红外成像系统对点源目标的作用距离公式。

Therefore,the Bayesian network inference based on CBR(Case-based Reasoning) is proposed in this ***,constructed a suitable description of cases using Bayesian network,assessed and retrieved the cases through technology of probability spreading,achieved machine learning through revising the acquired case and updating the conditional probability of Bayesian networks.

于非，引入了基于案例的推理方式—CBR，降出了基于CBR(Case-basedReasoning)的Bayesian推理，当用Bayesian网构造一个闭于案例的适开描述，且用概率传布技巧评价和检索案例，并通功建改未获得的案例和更旧Bayesian网络须要的后降概率入行教习。

This thesis deduces the probability of a node to be a routing void node theoretically within deterministic deployed and random deployed WSNs, and gets the probability of encountering the routing void node while setting up a path randomly. Also a modified GF algorithm with backoff method to avoid the routing void nodes is presented.

本文从理论上分析了路由空洞在规则部署和随机部署情况下的存在概率，导出了随机部署情况下随机建立的路径遭遇到路由空洞的概率，并提出了一种带有退避改进方法的贪婪转发策略。

Structural improvements in reducing the pump parts with sand contact, such as probability and the probability scaling has played a certain effect, but the pump body material at all times, everywhere in the wear and corrosion can not simply eliminate the problem.

结构的改进在减少输油泵部件与砂粒接触几率和结垢几率等方面起到了一定的效果，但是泵体材料无时不在、无处不在的磨损和腐蚀问题还不能根本消除。

The experimental research on the EAF probability density has shown that the emission characteristics of gasoline engine can be defined by the probability density, which has correspondent relations with catalyst efficiency index. The catalyst efficiency can be predicted through the calculation, so it is useful to the catalyst application.

过量空气系数概率密度的试验研究表明以概率密度对汽油机排放特点进行量化，通过它和催化转化器综合效率指数的关系，推测催化转化器效率情况，对匹配研究具有指导意义。

Attempts to correlate this metric output with both experimental target detection probability and detection time yield rather good results.(2)Based on the Search_2 dataset provided by TNO Human Factors Research Institute of Netherlands, via a simple mathematical model, the target structure similarity measure is used to quantitatively describe the effect of background clutter on the human false target detection probability.

2以目标结构相似性尺度为背景杂波度量因子，以荷兰TNO人类因素研究所提供的Search_2试验数据库为基础，通过构建数学模型的方法，定量分析了背景杂波对观察者目标虚警概率的影响，并在此基础上，讨论了人眼视觉在背景杂波干扰下的虚警概率表征模型。

This matter overthrew all basises I learned from Sunday school .

这件事把我从周日学校学到的所有道理都颠覆了。

It's one of the cruel ironies of aging: if you want to remember your favorite restaurants, the less you should eat at them.

这是一个老化的残酷讽刺：如果你想记住你最喜欢的餐馆，你应该更少吃到它们。