A critique of a variety of “memory-based” process monitoring methods

S Knoth, NA Saleh, MA Mahmoud… - Journal of Quality …, 2023 - Taylor & Francis
Many extensions and modifications have been made to standard process monitoring
methods such as the exponentially weighted moving average (EWMA) chart and the …

Mixed memory control chart based on auxiliary information for simultaneously monitoring of process parameters: an application in glass field

SM Anwar, M Aslam, B Zaman, M Riaz - Computers & Industrial …, 2021 - Elsevier
Cumulative sum (CUSUM) and exponentially weighted moving (EWMA) control charts,
known as memory control charts, are famous to monitor a small-to-moderate shift in the …

Exponentially weighted moving average—Moving average charts for monitoring the process mean

S Sukparungsee, Y Areepong, R Taboran - Plos one, 2020 - journals.plos.org
This research aimed to propose a newly-mixed control chart called the Exponentially
Weighted Moving Average—Moving Average Chart (EWMA-MA) to detect the mean change …

An improved process monitoring by mixed multivariate memory control charts: An application in wind turbine field

B Zaman, MH Lee, M Riaz - Computers & Industrial Engineering, 2020 - Elsevier
Memory control chart such as multivariate CUSUM (MCUSUM) and multivariate EWMA
(MEWMA) control charts are considered superior for the detection of small-to-moderate …

Adaptive multivariate dispersion control chart with application to bimetal thermostat data

M Noor-ul-Amin, MA Sarwar, W Emam, Y Tashkandy… - Scientific Reports, 2023 - nature.com
Adaptive EWMA (AEWMA) control charts have gained remarkable recognition by monitoring
productions over a wide range of shifts. The adaptation of computational statistic as per …

Linear profile monitoring using EWMA structure under ranked set schemes

M Riaz, T Mahmood, SA Abbasi, N Abbas… - The International Journal …, 2017 - Springer
In many manufacturing processes, study variable is not the only quality characteristic, but
there may exist some explanatory variable (s) that are associated with the study variable …

An enhanced double homogeneously weighted moving average control chart to monitor process location with application in automobile field

SM Anwar, M Aslam, B Zaman… - Quality and Reliability …, 2022 - Wiley Online Library
The memory control charts, including cumulative sum (CUSUM) and exponentially weighted
moving average (EWMA) control charts, are widely used to monitor small‐to‐moderate shifts …

On mixed memory control charts based on auxiliary information for efficient process monitoring

SM Anwar, M Aslam, M Riaz… - Quality and Reliability …, 2020 - Wiley Online Library
Control charts are popular monitoring tools in statistical process control toolkit. These are
used to identify assignable causes in the process parameters (location and/or dispersion) …

Homogeneously mixed memory charts with application in the substrate production process

Z Rasheed, H Zhang, SM Anwar… - … Problems in Engineering, 2021 - Wiley Online Library
The cumulative sum (CUSUM) and the exponentially weighted moving average (EWMA)
charts are renowned classical memory charts used to monitor small and moderate shifts in …

A new ‐TEWMA control chart for monitoring process dispersion

K Chatterjee, C Koukouvinos… - Quality and Reliability …, 2021 - Wiley Online Library
Control charts are very popular quality tools used to detect and control industrial process
deviations in statistical process control. The current paper presents a new triple …