An overview of phase I analysis for process improvement and monitoring

LA Jones-Farmer, WH Woodall, SH Steiner… - Journal of Quality …, 2014 - Taylor & Francis
We provide an overview and perspective on the Phase I collection and analysis of data for
use in process improvement and control charting. In Phase I, the focus is on understanding …

Change point estimation methods for control chart postsignal diagnostics: a literature review

A Amiri, S Allahyari - Quality and Reliability Engineering …, 2012 - Wiley Online Library
Control charts are the most popular monitoring tools used to distinguish between special
(assignable) and common causes of variation and to detect any changes in processes. The …

Parametric and nonparametric sequential change detection in R: The cpm package

GJ Ross - Journal of Statistical Software, 2015 - jstatsoft.org
The change point model framework introduced in Hawkins, Qiu, and Kang (2003) and
Hawkins and Zamba (2005a) provides an effective and computationally efficient method for …

Nonparametric monitoring of data streams for changes in location and scale

GJ Ross, DK Tasoulis, NM Adams - Technometrics, 2011 - Taylor & Francis
The analysis of data streams requires methods which can cope with a very high volume of
data points. Under the requirement that algorithms must have constant computational …

Two nonparametric control charts for detecting arbitrary distribution changes

GJ Ross, NM Adams - Journal of Quality Technology, 2012 - Taylor & Francis
Most traditional control charts used for sequential monitoring assume that full knowledge is
available regarding the prechange distribution of the process. This assumption is unrealistic …

A multivariate sign EWMA control chart

C Zou, F Tsung - Technometrics, 2011 - Taylor & Francis
Nonparametric control charts are useful in statistical process control (SPC) when there is a
lack of or limited knowledge about the underlying process distribution, especially when the …

A nonparametric change-point control chart

DM Hawkins, Q Deng - Journal of Quality Technology, 2010 - Taylor & Francis
The assumption of fully known in-control distributions has long been recognized as an
idealization, at best approximately true. Recent development of normal-based change-point …

Efficient signed-rank based EWMA and HWMA repetitive control charts for monitoring process mean with and without auxiliary information

A Shafqat, H Zhensheng, M Aslam - Scientific Reports, 2023 - nature.com
Control charts are powerful tools to observe the presentation of the manufacturing process.
Mostly, when the data in industries come from the process may follow non-normal or …

[图书][B] Nonparametric statistical process control

S Chakraborti, M Graham - 2019 - books.google.com
A unique approach to understanding the foundations of statistical quality control with a focus
on the latest developments in nonparametric control charting methodologies Statistical …

Likelihood ratio-based distribution-free EWMA control charts

C Zou, F Tsung - Journal of Quality Technology, 2010 - Taylor & Francis
Nonparametric or distribution-free charts are useful in statistical process control when there
is a lack of or limited knowledge about the underlying process distribution. Most existing …