Keyword: control charts

Found 90 papers in total
A Multivariate Control Chart for Autocorrelated Tool Wear Processes
A Multivariate Control Chart for Autocorrelated Tool Wear Processes
2016,
Full automation of metal cutting processes has been a long held goal of the...
Compositional Data Methods in Customer Survey Analysis
Compositional Data Methods in Customer Survey Analysis
2016,
Customer satisfaction is usually measured by questionnaires with statements scored on...
Development of fuzzy individual x and moving range control chart
Development of fuzzy individual x and moving range control chart
2016,
Control charts are very effective tools which are used for detecting the assignable...
A Robust Phase I Exponentially Weighted Moving Average Chart for Dispersion
A Robust Phase I Exponentially Weighted Moving Average Chart for Dispersion
2015,
A Phase I estimator of the dispersion should be efficient under in‐control data...
Conditional Control Charts for Monitoring the Weibull Shape Parameter under Progressively Type II Censored Data
Conditional Control Charts for Monitoring the Weibull Shape Parameter under Progressively Type II Censored Data
2015,
In this paper, (i) we propose new conditional Shewhart‐type control charts for...
A New EWMA Chart Based on Weighted Loss Function for Monitoring the Process Mean and Variance
A New EWMA Chart Based on Weighted Loss Function for Monitoring the Process Mean and Variance
2015,
With the weighted loss function, a new single Exponential Weighted Moving Average...
On Phase II SPC in Cases When Normality is Invalid
On Phase II SPC in Cases When Normality is Invalid
2015,
Conventional statistical process control (SPC) charts require the normality assumption...
Max control chart with adaptive sample sizes for jointly monitoring process mean and standard deviation
Max control chart with adaptive sample sizes for jointly monitoring process mean and standard deviation
2014,
This paper develops the two‐state and three‐state adaptive sample size...
On the Monitoring of Linear Profiles in Multistage Processes
On the Monitoring of Linear Profiles in Multistage Processes
2014,
In most modern manufacturing systems, products are often the output of several...
Improved Fast Initial Response Features for Exponentially Weighted Moving Average and Cumulative Sum Control Charts
Improved Fast Initial Response Features for Exponentially Weighted Moving Average and Cumulative Sum Control Charts
2014,
Exponentially weighted moving average (EWMA) and cumulative sum (CUSUM) control charts...
Memory-Type Control Charts for Monitoring the Process Dispersion
Memory-Type Control Charts for Monitoring the Process Dispersion
2014,
Control charts have been broadly used for monitoring the process mean and dispersion....
Synthetic Phase II Shewhart-type Attributes Control Charts When Process Parameters are Estimated
Synthetic Phase II Shewhart-type Attributes Control Charts When Process Parameters are Estimated
2014,
The performance of attributes control charts (such as c and np charts) is usually...
Control Charts for Monitoring Linear Profiles with Within-Profile Correlation Using Gaussian Process Models
Control Charts for Monitoring Linear Profiles with Within-Profile Correlation Using Gaussian Process Models
2014,
Profile monitoring is the utilization of control charts for checking the stability of...
Improving the Performance of Exponentially Weighted Moving Average Control Charts
Improving the Performance of Exponentially Weighted Moving Average Control Charts
2014,
A control chart is a graphical tool used for monitoring a production process and...
Control Charts For Monitoring The Weibull Shape Parameter Based On Type-II Censored Sample
Control Charts For Monitoring The Weibull Shape Parameter Based On Type-II Censored Sample
2014,
In this paper, a new statistic is proposed to monitor the Weibull shape parameter when...
Exponential CUSUM Charts with Estimated Control Limits
Exponential CUSUM Charts with Estimated Control Limits
2014,
Exponential CUSUM charts are used in monitoring the occurrence rate of rare events...
Optimum Multiple and Multivariate Poisson Statistical Control Charts
Optimum Multiple and Multivariate Poisson Statistical Control Charts
2014,
This paper deals with the simultaneous statistical process control of several Poisson...
Statistical Process Control-Based Intrusion Detection and Monitoring
Statistical Process Control-Based Intrusion Detection and Monitoring
2014,
Intrusion detection systems have a vital role in protecting computer networks and...
Economic Design of the Variable Parameters &Xmacr; Control Chart with a Corrected A&L Switching Rule
Economic Design of the Variable Parameters &Xmacr; Control Chart with a Corrected A&L Switching Rule
2014,
The variable parameters (VP) &Xmacr; control chart is more efficient than the fixed...
Effect of warning limits on the performance of the X chart under autocorrelation
Effect of warning limits on the performance of the X chart under autocorrelation
2014,
X charts for variables are one of the outstanding charts of statistical quality...
Design of cumulative sum control schemes for truncated Poisson distribution
Design of cumulative sum control schemes for truncated Poisson distribution
2013,
The cumulative sum (CUSUM) control chart procedures have proven to be more...
A modified range (R) chart to monitor process dispersion of autocorrelated data
A modified range (R) chart to monitor process dispersion of autocorrelated data
2014,
The range (R) charts are widely used in industries to monitor the process...
Multi‐objective optimisation for the micro‐end milling process using Taguchi quality loss function
Multi‐objective optimisation for the micro‐end milling process using Taguchi quality loss function
2012,
Highly accurate miniaturised components are increasingly in demand for various...
Integrated SPC‐based scheme utilising variable control charts and Cpm ratio to improve manufacturing quality of empty hard gelatin capsules
Integrated SPC‐based scheme utilising variable control charts and Cpm ratio to improve manufacturing quality of empty hard gelatin capsules
2012,
Quality control and improvement at the process level is a vital activity for the...
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