1) Bootstrap confidence bound
Bootstrap置信限
3) section curve quality loss function Bootstrap confidence interval
分段质量损失函数Bootstrap置信区间
4) confidence lower limit
置信下限
1.
According to the study of unrepairable product residue mean life,based on the mathematical description of the residue mean life and the basic knowledge of reliability and mathematical statistics,a method is deduced to assess the confidence lower limit for the mean residual life,and an engineering instance is analyzed.
通过对不可修复产品平均剩余寿命的研究,基于产品平均剩余寿命的数学描述,利用可靠性及数理统计的基础知识,逐级推演,提出了适用于各种寿命分布类型的产品平均剩余寿命置信下限的一种评估方法,并结合工程实例进行了分析。
2.
A method is presented to calculate approximate value of confidence lower limits making use of reliability test data of torpedo components.
提出了一种通过鱼雷各部件可靠性试验数据来计算鱼雷系统可靠性近似置信下限的方法。
3.
For the given reliability and confidence level, the point estimate and four approximate confidence lower limits of the storage time are obtained, and their covering ratio to each other is compared.
对给定的可靠度和置信度得到了贮存期的点估计和四种近似置信下限 ,并比较了它们的覆盖
5) lower confidence limit
置信下限
1.
The estimate and lower confidence limit of reliability for pass-fail component;
成败型元件可靠性的估计及置信下限
2.
The lower confidence limits of storage reliability for exponential type products were studied.
研究了产品具有不确定试验数据下指数型产品贮存可靠性的置信下限。
3.
Also the paper discusses the relationship between lower confidence limits and PCIs,as well as the percentage of unqualified products in process.
讨论了过程能力指数置信下限与抽样容量、批量产品不合格率之间的对应关系,并给出了非正态分布条件下加工过程抽样方案的设计流程。
6) upper confidence limits
置信上限
1.
Under the assumption that every person s loss fee is a random variable which changes in accordance with the distribution E(λ) and the valid times of claim change in accordance with the distribution of random variables,this paper provides the upper confidence limits of mean total insurance loss.
在一定时间内,有效索赔的次数是不确定的,在各投保个体的损失费为服从指数分布的随机变量、有效索赔的次数为服从泊松分布的随机变量的条件下,基于样本数据,在给定的置信度下,给出了平均总损失费的置信上限,为保险公司评估其风险提供了依据。
2.
This paper preliminarily studies the distribution of the total loss fees of insurance and the upper confidence limits of the mean total loss fees of insurance.
对保险公司关注的保险总损失费的分布和平均总损失费的置信上限进行了初步研究。
补充资料：置信限
分子式：
CAS号：
性质：利用统计量由样本值推断总体特性时，在真值估计量的两侧所限定的界限。若对真值μ进行n次重复测定得到的平均值为 ，平均值的标准偏差为S ，则真值μ落在以平均值 为中心的±S tαf区间内，式中tα,f是置信度为p=1-α、自由度为f=n-1的置信系数。CL= ±S tαf。即为置信限。由置信限所规定的区间( -S tα,f, +S tα,f)，称为置信区间。
CAS号：
性质：利用统计量由样本值推断总体特性时，在真值估计量的两侧所限定的界限。若对真值μ进行n次重复测定得到的平均值为 ，平均值的标准偏差为S ，则真值μ落在以平均值 为中心的±S tαf区间内，式中tα,f是置信度为p=1-α、自由度为f=n-1的置信系数。CL= ±S tαf。即为置信限。由置信限所规定的区间( -S tα,f, +S tα,f)，称为置信区间。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条