Critical value of drilling torques for the monitoring is obtained from the reliability function. 利用分布函数导出的可靠扭矩函数来确定监测阈值,并对钻削过程进行监测。
It was to evaluate the experimental result of single classifier using the reliability function, to classify the documents that were hard to be classified by voting. 通过引入可信度函数对单分类器效果进行评价,适时采用辅助分类器对较难分类的文档进行分类投票判决。
Based on G-O model, we propose a software cost model incorporating fault-remove time which followed exponential distribution and reliability function of software in this paper. 传统的软件费用模型大多假设排错时间忽略不计,而且很少考虑到软件的可靠性指标,影响了模型应用的范围和精度。
In the reliability theory, reliability function and its inverse function are usually unknown and need to be estimated by using sample. 可靠性理论中,可靠度函数及其反函数通常都是未知的,需要依据样本进行估计。
The expression of the reliability function determined has been simplified by the Poisson hypothesis. 在Poisson界限交差假设下,简化了可靠性函数的一般表达式。
Finite Markov chain embedding approach is employed to compute the reliability function for complex systems, and the general formula of failure rate function is deduced from the relationship between reliability function and failure rate function. 引入有限马尔可夫链嵌入法计算复杂系统的可靠度函数,并利用系统可靠度函数与失效率函数之间的关系,导出复杂系统失效率函数的一般公式及计算步骤。
The results show that reliability function is exponential distribution and maintainability function is two parameters Weibull distribution. 结果表明,其可靠度函数呈指数分布,维修度函数呈二参数威布尔分布。
Driver reliability mathematic model is built up by using the reliability function method of the classic or Markov, and the new concept of driver stress ( worried) was put forward, which is a very important factor influencing the work effect and credibility. 用经典的可靠度函数方法或马尔可夫方法建立了同样的驾驶人可靠性数学模型,同时提出了驾驶应力(忧虑)的新概念,指出它是影响驾驶工作工效和可靠性的重要因素。
In this paper the reliability function expression of the complex system is given by factoring theorem and partitioning tree. A method of cost minimization on reliability design of complex systems is presented. 本文用分解定理和分割树求出了复杂系统可靠性的函数表达式,给出了复杂系统可靠性设计中费用最小化的一种方法。
Based on type-ⅱ censoring test, when one shape-parameter is fixed, the Bayesian estimations of another shape-parameter under several loss functions, are given. Also we offer the reliability function an expression of Bayes point estimation. 基于定数截尾试验,当其中一个形状参数α已知时,给出了另一个形状参数θ在三种不同损失函数下的Bayes估计表达式,并求得了可靠度函数的Bayes点估计。
Full Parameter-based Reliability Function 一种基于全参数的可靠度函数
On the basis of obtaining the reliability function of the lateral roof displacement of equal-height single-story factories subjected to Gaussian white noise processes, a simple evaluation system for its seismic reliability is established in this paper. 在获取等高单层厂房受高斯白噪声地震作用屋顶侧移可靠性函数的基础上,建立了结构地震可靠性的简单评价体系。
At last, numerical results for reliability function, the probability of first-passage time and mean first-passage time of system are given in virtue of figures. 最后以图表形式给出了可靠性函数、首次穿越时间的概率密度以及平均首次穿越时间的数值结果。
According to the distribution type, the parameters was estimated and the life reliability function was obtained. 根据分布形式对分布参数进行了估计,获得了失效寿命分布函数,得到了计算彩色显像管的可靠度的计算公式。
According to the Character of the system's failures and struc-ture, The reliability function of the brake systems of motor vehicles is present-ed in this paper. 从汽车制动系统的失效特点及制动系结构的特殊性出发,提出了汽车制动系统可靠度函数的表达式。
With this method, the paper evaluates the rate of failure λ, mean time to failure θ and reliability function R ( t) of the electronic parts. 运用这种方法对电子器件的失效率,λ平均无故障工作时间θ和可靠度R(t)进行了点估计和区间估计。
With the analysis results and the consideration of foundation situation of the wall and anti overturn ability of the integral structure, the reliability function expressions of retaining wall is set up. 因墙体内部出现滑动块体而引起墙址偏移。根据这四种可能引起墙体破坏的方式,考虑墙体地基状况和整个墙体抗倾覆能力,建立加筋土挡土墙的可靠性功能函数表达式。
This paper puts forward the concept of soft concatenations and gives the mathematical description of how storage rooms improve the reliability function of directed trees. 文中提出柔性联结的概念、给出贮仓改善有向树可靠性功能的数学描述与柔性联结可靠性的计算方法。
First, a backward Kolmogorov equation for the conditional reliability function and a generalized Pontryagin equation for the conditional moment of the first-passage time are established. 首先给出了条件可靠性函数满足的后向Kolmogorov方程以及首次穿越时间条件矩满足的广义Pontryagin方程。
Properties of Fuzzy Reliability Function of Coherent Systems 单调关联系统模糊可靠度函数的性质
Firstly, setting up a reliability model of the dosing equipment according to the relation of reliability function between the function of system and the unit of system framer. 首先,根据系统的功能与组成系统的单元之间在可靠性功能上的联系,建立了灌注机系统的可靠性模型。
In this paper, using the theory of classical reliability and fuzzy numbers, we give three types of properties of fuzzy reliability function of coherent systems. 应用经典可靠性和模糊数的理论,给出了单调关联系统的模糊可靠度函数的三条性质。
Illustrated with examples, it has reference value for the field life data analysis and reliability evaluation, illustrating several estimation methods concerning reliability function of deleted data. 结合实例说明了含有删失数据的可靠性函数估计的几种方法,对于现场寿命数据分析与可靠性评估具有参考价值。
Using Markov renewal theory we obtain some indexes such as the system availability, failure frequency and reliability function. 利用马尔可夫更新理论,得到了系统的可用度,故障频度和可靠度等各项指标。
The uniformly minimum variance unbiased estimators of the reliability function and its inverse function for the exponential distribution are obtained by the theories of sufficient statistic and complete statistic. 利用充分统计量和完备统计量理论,分别给出了指数分布情形下可靠度函数及其反函数的UMVU估计;
Furthermore, consistency of the estimators is discussed, and the uniformly minimum variance unbiased estimators of the reliability function and its inverse function are proved to be strong consistent. 进一步讨论了估计的相合性问题,证明了上面给出的可靠度函数及其反函数的UMVU估计具有强相合性。
In the view of entirety reliability of supply chain, we obtain the reliability function formula and function graphic of supply chain. 并对供应链整体可靠性进行了研究,得出了其可靠度函数公式以及函数图形。
When the core enterprise is the main research object, for the production control subsystem, through establishing the truncated normal distribution, we obtain supply chain number reliability function, and research the impact on the reliability of supply chain by qualitative pattern. 对以核心企业为主要研究对象的前提下,针对其生产系统,对其建立双侧截尾正态分布,从而得到制造商交付数量的可靠度函数。
The performance degradation process is modeled by reliability function based on Weibull distribution. 利用威布尔分布给出了设备的可靠性函数,并用可靠性函数对设备性能衰退过程进行了数学描述。
Numerical simulations have been done with the backward Kolmogorov equation for reliability function and the generalized Pontryagin equation for conditional moment of the first-passage time which is under control by using finite difference method. 并采用有限差分法对受控系统的可靠性函数、首次穿越损坏的概率密度函数所满足的偏微分方程进行了数值仿真。