Keyword: control charts

Found 90 papers in total
Design of the sum-of-conforming-run-length control charts
Design of the sum-of-conforming-run-length control charts
2001,
The sum of conforming run lengths ( SCRL ) control chart is a powerful charting...
Joint X-bar and R charts with variable parameters
Joint X-bar and R charts with variable parameters
1998,
Recent studies have shown that the X-bar chart with variable parameters (Vp X-bar...
Monitoring reduction in variability with the range
Monitoring reduction in variability with the range
1998,
When monitoring a process it is important to quickly detect increases and decreases in...
Performance of customized control charts to detect process disturbances
Performance of customized control charts to detect process disturbances
2001,
In this paper we demonstrate the use of control charts based on orthogonal contrasts...
Effective application of Q(R) charts in low-volume manufacturing
Effective application of Q(R) charts in low-volume manufacturing
1999,
Q charts provide means for statistical process control in low-volume processes and...
Improving the performance of the multivariate exponentially weighted moving average control chart
Improving the performance of the multivariate exponentially weighted moving average control chart
1999,
Multivariate statistical process control (SPC) procedures are useful in cases where...
Effect of maintenance on the economic design of {x−}-control chart
Effect of maintenance on the economic design of {x−}-control chart
2000,
An integrated model for the joint optimization of the maintenance level and the...
The use of patient mix-adjusted control charts to compare in-hospital costs of care
The use of patient mix-adjusted control charts to compare in-hospital costs of care
1999,
We introduce a technique for patient mix-adjusting &xmacr; charts and compared...
Economic design of a two-stage control chart based on both performance and surrogate variables
Economic design of a two-stage control chart based on both performance and surrogate variables
1999,
The traditional approach to economic design of control charts is based on the...
The power of the (&xmacr;, s) control chart based on the log-likelihood ratio statistic
The power of the (&xmacr;, s) control chart based on the log-likelihood ratio statistic
1999,
Recently, Kanagawa et al. have proposed a new control chart, based on the estimator of...
Simultaneous determination of economic production quantity and economic control chart design under truncated Weibull shock models
Simultaneous determination of economic production quantity and economic control chart design under truncated Weibull shock models
1999,
In this paper, a FORTRAN computer program for jointly determining economic production...
Sensitivity study of the CUSUM control chart with an economic model
Sensitivity study of the CUSUM control chart with an economic model
1995,
Economic control chart designs have not been universally implemented in industry for...
An adaptive sample size CUSUM control chart
An adaptive sample size CUSUM control chart
1995,
The Cumulative Sum Chart for process control is designed to detect relatively small...
Simultaneous acceptance control charts for products with multiple correlated characteristics
Simultaneous acceptance control charts for products with multiple correlated characteristics
1994,
Acceptance control charts establish control limits based on specification limits for...
Monitoring the performance of a reorder point system: A control chart approach
Monitoring the performance of a reorder point system: A control chart approach
1994,
In order to ensure that an inventory system is performing correctly, management must...
nX chart with adaptive sample sizes
nX chart with adaptive sample sizes
1993,
Standard Shewhart control charts employ fixed sample sizes at equal sampling...
Control charts based on grouped observations
Control charts based on grouped observations
1994,
It is often more economical to classify a continuous quality characteristic into...
Control charts to check yearly predictions by monthly observations
Control charts to check yearly predictions by monthly observations
1992,
In many cases an organization makes predictions of a variable on a yearly scale...
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