The impracticality of homogeneously weighted moving average and progressive mean control chart approaches
S Knoth, VG Tercero‐Gómez… - Quality and …, 2021 - Wiley Online Library
There is growing literature on new versions of “memory‐type” control charts, where
deceptively good zero‐state average run‐length (ARL) performance is misleading. Using …
deceptively good zero‐state average run‐length (ARL) performance is misleading. Using …
Recent advances on univariate distribution-free shewhart-type control charts
MV Koutras, IS Triantafyllou - … for statistical process monitoring and control, 2020 - Springer
In this chapter, we provide an up-to-date overview of nonparametric Shewhart-type
univariate control charts. The monitoring schemes incorporated in the present literature …
univariate control charts. The monitoring schemes incorporated in the present literature …
An expanded case against synthetic‐type control charts
S Knoth - Quality and Reliability Engineering International, 2022 - Wiley Online Library
During the last two decades, many new methods have appeared in statistical process
monitoring with synthetic‐type control charts being a prominent constituent. These charts …
monitoring with synthetic‐type control charts being a prominent constituent. These charts …
[HTML][HTML] Monitoring bivariate autocorrelated process using a deep learning-based control chart: A case study on the car manufacturing industry
Due to the high frequency of sensor data collection in modern industries, consecutive
observations are potentially autocorrelated. Failing to address this issue adequately when …
observations are potentially autocorrelated. Failing to address this issue adequately when …
Improved Shewhart-type control charts based on weak runs in multistate trials
In this work we introduce two new classes of Shewhart-type control charts with
supplementary runs rules using a three or four region partition of the observed …
supplementary runs rules using a three or four region partition of the observed …
On monitoring the process mean of autocorrelated observations with measurement errors using the w‐of‐w runs‐rules scheme
SC Shongwe, JC Malela‐Majika… - Quality and Reliability …, 2020 - Wiley Online Library
Runs‐rules have been widely used since the 1950s in industrial and nonindustrial process
monitoring applications to improve the performance of basic and other traditional monitoring …
monitoring applications to improve the performance of basic and other traditional monitoring …
Double sampling monitoring schemes: a literature review and some future research ideas
CM Motsepa, JC Malela-Majika… - Communications in …, 2023 - Taylor & Francis
Adapted from the acceptance sampling field, the double sampling monitoring schemes
implement a two-stage strategy to decide whether the process being monitored is in-control …
implement a two-stage strategy to decide whether the process being monitored is in-control …
A side‐sensitive synthetic coefficient of variation chart
Control charts for monitoring the coefficient of variation (γ) are useful for processes with an
inconsistent mean (μ) and a standard deviation (σ) which changes with μ, by monitoring the …
inconsistent mean (μ) and a standard deviation (σ) which changes with μ, by monitoring the …
Robust T2 control chart using median‐based estimators
One of the most widely used multivariate control charts is the Hotelling T2. In order to
construct a Hotelling T2 control chart, the mean vector (μ) and the variance–covariance …
construct a Hotelling T2 control chart, the mean vector (μ) and the variance–covariance …
The new synthetic and runs-rules schemes to monitor the process mean of autocorrelated observations with measurement errors
SC Shongwe, JC Malela-Majika… - … in Statistics-Theory and …, 2021 - Taylor & Francis
The use of the 2-of-(H+ 1) runs-rules and synthetic schemes to improve the performance of
the currently available X¯ schemes in monitoring the process mean under the combined …
the currently available X¯ schemes in monitoring the process mean under the combined …