Results 11 to 20 of about 200,581 (253)

Acceptance Control Charts

open access: yesZeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie, 2016
The main goal of this article was to review and analyse basic control charts, which can be used to accept or disqualify an analysed production process. There are two kinds of acceptance control charts: Shewhart and cumulative sum (CUSUM charts). Both can
Michał Major
doaj   +1 more source

Design of Risk-Based Univariate Control Charts With Measurement Uncertainty

open access: yesIEEE Access, 2023
Control charts are widely used tools of statistical process control (SPC). They are effective tools for indicating process shifts, helping avoid an increased number of defective products in the manufacturing environment.
Attila I. Katona   +3 more
doaj   +1 more source

Implementation of statistical process control in a bottling line in winery industry

open access: yesMillenium, 2018
Introduction: The great demand of the markets has led to situations in which the production systems are characterized by the production of several batches but of small size.
António Abreu   +2 more
doaj   +1 more source

Internal Quality Control Using the Nordic Trollbook Yesterday, Today, and Tomorrow

open access: yesProceedings, 2020
When using a method routinely in a laboratory to deliver measurement results daily to a factory to monitor a process, we can have several scenarios. [...]
Bertil Magnusson
doaj   +1 more source

Using control charts for on-line video summarisation [PDF]

open access: yesMATEC Web of Conferences, 2019
Many existing methods for video summarisation are not suitable for on-line applications, where computational and memory constraints mean that feature extraction and frame selection must be simple and efficient.
Matthews Clare E.   +2 more
doaj   +1 more source

Deviance and Pearson Residuals-Based Control Charts with Different Link Functions for Monitoring Logistic Regression Profiles: An Application to COVID-19 Data

open access: yesMathematics, 2023
In statistical process control, the control charts are an effective tool to monitor the process. When the process is examined based on an exponential family distributed response variable along with a single explanatory variable, the generalized linear ...
Maryam Cheema   +5 more
doaj   +1 more source

A New Dispersion Control Chart for Handling the Neutrosophic Data

open access: yesIEEE Access, 2020
The control chart based on mean deviation (MD ) is customary used as a robust alternative to the existing Shewhart control charts for observing changes in dispersion parameter of the process.
Zahid Khan   +4 more
doaj   +1 more source

The STRAND Chart: A survival time control chart [PDF]

open access: yesStatistics in Medicine, 2018
The STRAND Chart (Survival Time, Risk‐Adjusted, N‐Division Chart) is a new tool for online risk‐adjusted (RA) monitoring of survival outcomes. The chart is drawn in continuous time, making it responsive to change in the process of interest, for example, performance over time of a surgical unit and the procedures that they employ. Though it is difficult
openaire   +2 more sources

Order statistics in control charts construction

open access: yesActa Universitatis Lodziensis. Folia Oeconomica, 2016
Order statistics are applied in construction of control charts that are used in statistical process control. Control charts monitor the average process level, volatility or extreme values: maximum and minimum.
Dorota Anna Pekasiewicz
doaj   +1 more source

Mixed Control Charts Using EWMA Statistics

open access: yesIEEE Access, 2016
In this paper, two mixed control charts are designed for process monitoring when the quality characteristic of interest follows a normal distribution.
Muhammad Aslam   +3 more
doaj   +1 more source

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