Process capability index for multivariate quality characteristics is a problem that is not solved well.
多元质量特性过程能力指数是一个尚未得到很好解决的问题。
It showed through. using Bayesian methods than traditional frequentist statistical methods of calculation of process capability index can reflected the actual productions situation. more truly.
通过实证分析证明了，运用贝叶斯方法比传统的频率统计的方法计算出的过程能力指数值更加能真正反映生产实际情况。
In this paper, the definition of process capability and calculation method of process capability index, and how to control the process quality in motors batch production are introduced.
文章介绍了工序能力的定义和工序能力指数的计算方法，以及在电机批量生产中如何对工序质量加以控制。
The essay narrates briefly the traditional definition and the unreasonableness of process capability index, and the source is that the definition of shift coefficient has defect.
本文简述工序能力指数的传统定义及其不合理性，其根源是偏移系数的定义有缺陷。
Methods the data from a multicenter study on a puncture system was used. The assessing of agreement was done by using clinical assessing methods and the process capability index.
方法采用某多中心研究评价引导穿刺仪穿刺效果的临床试验数据，采用现有的临床评价手段和过程能力指数分别评价实际操作结果与预计值之间的一致性。
The study of multivariate process capability index is one of the difficulties in the process control and is also question which domestic and foreign experts and scholars have paid attention to.
多元工序能力指数的研究是近年来工序控制中的难点之一，也是国内外专家、学者普遍关注的问题。
Therefore, the study on construction and appraisal of process capability index for non-normal processes is a hot issue to be solved.
目前非正态过程能力指数的构建与评价研究是过程能力研究中的热点问题。
The standard deviation in Process Capability Index(PCI) is estimated by using the subgroup ranges or the sample standard deviation.
在过程能力分析中通常采用子样级差或样本总体标准差来估计总体标准差。
Then three different definitions of multivariate process capability index are presented, such as based on direct zone, modified tolerance zone and modified process zone.
应用主成份分析基本方法，结合单质量特性工序能力指数，给出了多质量特性的主成份的工序能力指数。
Then three different definitions of multivariate process capability index are presented, such as based on direct zone, modified tolerance zone and modified process zone.
应用主成份分析基本方法，结合单质量特性工序能力指数，给出了多质量特性的主成份的工序能力指数。
应用推荐