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- Phased Weibull distribution 分段Weibull分布
- According to the statistic inference method the Weibull distribution is discovered to be the best one. 通过统计推断和对比,找出重庆地面最低气温年极值遵循的最佳渐近分布-韦伯分布。
- In this paper, we gave a new proof of the existence and uniqueness of MLE for Weibull Distribution with complete data. 本文给出了完全样本下Weibull分布的极大似然估计的存在唯一性的一个新的证明。 所用方法对于其它若干类型数据仍然有效
- This paper discusses the equivalent normal distribution of logarithmic normal distribution and weibull distribution. 本文着重研讨了对数正态分布和威布尔分布的等效正态分布。
- In this model, a varying rate of deterioration using Weibull distribution is discussed. 经由本研究发展出一更具实用性之存货模式。
- In the strategy, model-fitting analysis of FMS fault interval was conducted and Weibull distribution model was set up. 在该策略中,首先,对柔性制造系统故障间隔时间进行模型拟合分析,建立了威布尔分布模型。
- To take bivariate related distribution for example, the author discusses the sampling methods of weibull distribution and beta distribution. 以二元相关分布为例,讨论了威布尔分布和贝塔分布的抽样方法。
- The Weibull distribution,abrasion performance and cutting lifetime of Al2O3 of Al2O3/ZrO2(Y2O3) composites were investigated. 研究了Al2O3和Al2O3/ZrO2(Y2O3)复合刀具材料的Weibull分布、磨损形态及其切削耐用度。
- The life test results fits well to the 3 parameters Weibull distribution,which proves the validity of the theoretical analysis. 寿命实验结果与3个参数的韦布尔分布的拟合状况非常良好,证明了理论分析的正确性。
- In terms of the weak point and based on the microporocesses of breakdown,the statistical property is analysed, the Weibull distribution law is derived. 借助击穿弱点的概念,从间隙击穿的微观过程出发,推导了击穿累积概率分布特性,并对理论结果和击穿机理做了分析。
- The model follows Weibull distribution, and in considering shortage whole backlogging and partial backlogging are distinguished. 其中商品的退化率服从韦伯分配,并且缺货期间的缺货数量则考虑全部待补及部分待补两种情形。
- The result indicates that FEFS obeys Normal distribution and Weibull distribution, andWeibull distribution accords with the physical process better. 结果显示样本的闪络场强遵从正态分布和韦伯分布,韦伯分布的描述更加符合闪络发生的物理过程。
- The optimization estimation processfor the 3 distribution parameters of Weibull distribution is discussed by a group of concrete test data. 通过一组具体的试验数据,论述威布尔分布的3个分布参数的优化估计过程。
- The Weibull distribution probability function is adopted to represent such tensile strength variations for polysilicon brittle materials [24]. 最后进一步运用威布尔统计分布研究了拉伸强度的统计分布规律[24]。
- This paper makes an important improvement to correlation coefficient method for 3-parameter Weibull distribution and then reduces its compute largely. 本文对确定威布尔分布三参数的相关系数法做了重要改进,使得计算量大为简化。
- Studies on the suitability of Weibull distribution in Masson pine plantations[J].Guizhou Foresty Science &Technology,2000,28(1):7-13. Weibull分布在马尾松人工林中的适用性研究[J].;贵州林业科技;2000;28(1):7-13
- Using three parameters Weibul distribution to model product failure mode and applying Weibull Probability Paper(WPP) to simulate shape,scale,and location parameters. 以三参数韦伯分布(Three Parameters Weibull Distribution)仿真产品的失效模式,运用韦伯概率纸(Weibull Probability Paper,WPP)绘图解析形状、尺度、位置参数值。
- The time distribution of a complex process generally is a normal or Weibull distribution, and that of a simple and high reliable process is exponential distribution. 其中,复杂作业工序的过程时间一般呈现为正态分布或者威布尔分布,简单及可靠性高的工序作业过程时间一般表现为指数分布。
- It is safer for common components to use normal distribution, and it is more exact for very important components to use logarithmic normal distribution or Weibull distribution. 对一般构件来讲,应力和强度采用正态分布是合理的,且偏于安全;对可靠度要求很高的构件来讲,建议采用对数正态分布或威布尔分布。
- Johns,M.V., Lieberman,G.J., An Exact Asymtotically Efficient Confidence Bound for Reliability in the Case of the Weibull Distribution, Technometrics Vol 8, 1966. 费鹤良;陆向薇.;两参数威布尔分布可靠度和可靠寿命的精确置信限