Results 11 to 20 of about 525,484 (302)

A Review and Perspective on Neutrosophic Statistical Process Monitoring Methods

open access: yesIEEE Access, 2022
We review the literature on statistical process monitoring methods based on neutrosophic principles. We question some of the underlying assumptions and raise important questions about these and other neutrosophic statistical methods that need to be ...
William H. Woodall   +2 more
doaj   +1 more source

Usage of control charts for time series analysis in financial management

open access: yesJournal of Business Economics and Management, 2014
We will deal with corporate financial proceeding using statistical process control, specifically time series control charts. The article outlines intersection of two disciplines, namely econometrics and statistical process control.
Martin Kovářík   +2 more
doaj   +1 more source

Robust kernel distance multivariate control chart using support vector principles [PDF]

open access: yes, 2012
It is important to monitor manufacturing processes in order to improve product quality and reduce production cost. Statistical Process Control (SPC) is the most commonly used method for process monitoring, in particular making distinctions between ...
Chinnam, R. B.   +2 more
core   +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

Optimal inspection policy for three-state systems monitored by control charts [PDF]

open access: yes, 2011
This paper presents the formulations of the expected long-run cost per time unit for a system monitored by a static control chart and by an adaptive control chart respectively.
Wenbin Wang   +3 more
core   +1 more source

Complex Control Chart Interpretation

open access: yesInternational Journal of Engineering Business Management, 2013
Identification of the assignable causes of process variability and the restriction and elimination of their influence are the main goals of statistical process control (SPC).
Darja Noskievičová
doaj   +1 more source

Process Monitoring for Gamma Distributed Product under Neutrosophic Statistics Using Resampling Scheme

open access: yesJournal of Mathematics, 2021
In this article, a repetitive sampling control chart for the gamma distribution under the indeterminate environment has been presented. The control chart coefficients, probability of in-control, probability of out-of-control, and average run lengths have
Abdullah M. Almarashi, Muhammad Aslam
doaj   +1 more source

Construction of Bivariate F-Control Chart with Application [PDF]

open access: yesEurasian Journal of Science and Engineering, 2018
In this paper, construction of bivariate F-Control Chart through three stages (test of bivariate normal distribution, construction of bivariate S-Chart and use the relationship between the distribution of T2 and F) corresponding for Shewart T2– Chart for
Taha Hussein Ali   +2 more
doaj   +1 more source

Multivariate Control Chart based on Neutrosophic Hotelling T2 Statistics and Its Application

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2022
Under classical statistics Hotelling 〖 T〗^2 control chart is applied when the observations of quality characteristics are precise, exact, or crips data. However, in reality, under uncertain conditions, the observations are not necessarily precise, exact,
Wibawati Wibawati   +4 more
doaj   +1 more source

Optimal design for inspection and maintenance policy based on the CCC chart [PDF]

open access: yes, 2009
In this paper, the concept of cumulative count of conforming chart (CCC chart) is applied in inspection and maintenance planning for systems where minor inspection, major inspection, minor maintenance and major maintenance are available.
Wu, Shaomin, Chan, Ling-Yau
core   +1 more source

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