本文给出了计算复杂系统可靠率的二元概率树法。
Binary probability tree method of calculating a complex System Reliability is given in this paper.
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 specific quantitative analysis about some of the major indices was made, moreover, the process of intrusion and detection was simulated with probability tree.
文中对二元概率树法进行了分析和推证,并与其它方法进行比较,作出了评价。
This paper analyses and verifies the binary probability tree method and compares it with other methods and evaluates it.
最后列举了不确定性分析的方法,即蒙特卡罗法、泰勒简化法、概率树法和专家判断法。
At last, some methods of uncertainty analysis are listed, such as Monte Carlo method, Taylor method, probability trees and expert judgement method.
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。
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.
采用索引广播的方式可以使移动设备选择性地侦听信道,通过建立基于数据访问概率的索引树,以降低平均访问代价。
The mobile client may selectively to intercept the channel by the index broadcast, the average cost can be reduced through the establishment base on the data accessing probability of the index tree.
在求得状态转移矩阵后,再建立离散动态事件树,来求得系统故障概率。
After calculating the matrix, the discrete event tree is established and used to solve the system fault probability.
本文研究图g的子图空间g上的三类概率测度,它们分别刻画图的随机扩张树,随机扩张森林和随机连通子图。
We consider three types of probability measures on Q, the set of subgraphs of g, which govern a random spanning tree, a random spanning forest, and a random connected subgraph respectively.
在装备战损规律研究中,战场损伤事件发生概率难以确定,传统的故障树理论很难给予解决。
It is difficult to make certain the probability of battlefield damage events in the study of the rule of equipment battlefield damage.
混交度表明了任意一个树的最近相邻木为非同种的概率。
Mingling was used to describe the probability of the closest neighboring tree in a forest being a different species.
对液化石油气储运过程中的各种爆炸类型及成因进行了探讨,运用事故树方法分析了引起火灾爆炸的概率和原因。
A systematical analysis on LPG explosion type and cause during storage and transportation of LPG is made. A Failure Tree Method is used to find the explosion probability and cause.
核电站的安全可靠是其运行的第一要素,故障树分析是核电站概率安全评价的重要方法。
Safety and reliability are always the first essential factors for operation of nuclear power stations. Fault tree analysis is an important way for the probabilistic safety assessment.
在数据广播中,数据记录被访问的概率各不相同,因此可以通过访问概率建立索引树。
In the data broadcast, the visits probability of the data record is various, therefore the index tree may be built through visit probability.
用模糊数表示活齿传动中各事件发生的概率,对摆动活齿传动系统进行了模糊故障树分析。
The probability of event occurrence in a movable teeth drive is described by fuzzy number. The fuzzy fault tree analysis of a swing movable teeth transmission system is conducted.
并通过实例讨论了事故树分析中事故发生概率不确定性的传递合成和事故后果分析模式的参数不确定性问题。
The transmission and syntheses of the uncertainties of the probabilities in the FTA and the parameters uncertainty of the accidental resulting models have been discussed by the actual examples.
柔性神经树模型的结构和参数优化分别由概率增强式程序进化和模拟退火算法完成。
The structure and parameters of the flexible neural tree model are optimized by probabilistic incremental program evolution and simulation annealing, respectively.
研究了城市商场火灾的原因,提出了商场火灾事故树的结构,讨论了事故树概率不确定性的传递合成问题。
The causes of the urban market fire have also been discussed and the structure of the FTA of the market fire has been presented.
概率安全分析(PS A)中的故障树分析(FTA)是系统可靠性和安全性分析的工具之一。
The fault tree analysis (FTA) of the probabilistic safety analysis (PSA) is one of the tools for system reliability and safety analysis.
本文针对前缀路由查询,根据前缀被访问的概率依据字母表树构建了一种基于概率的最优路由查询数据结构。
This paper constructs a data structure to implement optimal looking up by alphabet tree based on probabilities of the prefix to be accessed.
给出了基于后缀树用户浏览频繁路径、页面可达集和可达概率的快速计算方法;
We present a quick method to mine the frequent path and the reachable set and probability of web pages browsed by users based on the suffix tree;
针对数据库中数据访问的倾斜性,文章提出建立基于数据访问概率的索引技术,并给出了ORD算法,它可以根据给定的索引树创建最优的广播序列。
Due to the data access skew, index technology based on data access probability is proposed. At last ord algorithm is proposed to create optimal broadcast sequence according to given index tree.
利用二元决策图(BDD)中的B—割集和节点概率,提出了基于BDD的关联故障树定量分析新算法。
By the B-cut sets and the probabilities of the nodes of Binary Decision Diagrams (BDD), a new quantitative analysis algorithm of coherent fault tree based on BDD is presented in this paper.
由于试验数据和训练数据有限,传统的故障树分析难以对“卡管”事故原因及出现概率做出准确评价。
Because of the limitation of test and training data, the traditional fault tree analysis (FTA) method cannot provide accurate diagnosis.
用模糊数表示活齿传动中各事件发生的概率,对摆动活齿传动系统进行了模糊故障树分析。
The probability of event occurrence in a movable teeth drive is described by fuzzy number. The fuzzy fault tree analysis of a swing movab…
引入scnf语法,据此进行概率CYK剖析,得到句子的最佳剖析树以消除歧义。
Stochastic Chomsky normal form (SCNF) is introduced to parse sentences with probabilistic CYK algorithm. The optimal parsing trees of sentences are gained to eliminate ambiguous meanings.
基于这种情况提出了一种改进的蚁群算法,该算法采用基于组成员节点驱动的方式构造组播树,并在概率转移函数中添加了方向因子,使蚂蚁在寻找路径时摆脱了最初的盲目性,以更大的概率快速向源节点靠近。
This new algorithm adopts the group-mem-ber-node-driven method to create the tree and adds the orientation factor to the probability function, which enables the ant to get rid of the I.
近年来,树模型引起了物理学、概率论、及信息论界的广泛兴趣。
In recent years, tree models have aroused extensive interests of physics, probability theory and information theory circles.
本文运用逻辑诊断和故障树分析法对300台柴油机的运转状态进行分析,建立柴油机运转危险状态故障树模型,求出在目前水平下危险状态发生的概率为0.000288;
By logical diagnosis and fault tree analysis, the operational condition of 300 diesel engines was analysed and a fault tree model of diesel engines under hazard condition was established.
本文利用不确定推理中的概率推理方法,设计了购买决策树回溯推理的模型和算法,有效解决了这一问题。
Using uncertain reasoning, a reasoning model and an algorithm are presented, which give the answer to this problem effectively.
针对该系统底事件和中间事件发生故障概率情况获取不足的情况,建立了故障树模型。
It uses separate-type and touch switch components, with complicated structure and high failure rate. The failure tree analysis method for controlled system is formulated.
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