...), this study applies Statistical Process Control (SPC) to monitor the length of stay (LOS) for Total Hip Arthroplasty (THA) and Total Knee Arthroplasty (TKA) patients over time. Findings I-MR and EWMA charts identify statistically out-of-control LOS values, suggesting potential variations...

... 2021 Emerald Publishing Limited Licensed re-use rights only Statistical process control Machine learning Smart manufacturing Non-conforming product This paper proposes machine learning-based control charts for monitoring fraction non-conforming products in smart manufacturing. We...

... of electronic components. The authors discuss relevant techniques for remaining useful life (RUL) prediction and assert the importance to failure prediction of product for manufacturing processes or systems. Statistical process control E-waste management Data mining techniques Fault detection...

... of variation Statistical process control Average run length Exponentially weighted moving average chart Hybrid exponentially weighted moving average (1) μ 0 ( γ ˆ 2 ) = γ 0 2 ( 1 − 3 γ 0 2 n ) , (2) σ 0 ( γ ˆ 2...

...Barry Cobb; Linda Li Purpose Bayesian networks (BNs) are implemented for monitoring a process via statistical process control (SPC) where attribute data are available on output from the system. The paper aims to discuss this issue. Design/methodology/approach The BN provides a graphical...

... Statistical process control Likelihood ratio test Log-linear model Profile monitoring Profile monitoring is a relatively new subarea in statistical process control. A profile is defined as a relationship between a response variable and one or more explanatory variables to characterize quality...

...Sarina Abdul Halim Lim; Jiju Antony; Zhen He; Norin Arshed Purpose Statistical process control (SPC) is widely applied for control and improve processes in manufacturing, but very few studies have reported on the successful application of SPC in the food industry, in particular. The purpose...

... structural modelling TQM drivers Statistical process control TQM enablers Hierarchical nature Since the introduction of the statistical process control techniques during the 1920s and 1930s, quality management has evolved continually. With this evolution, the growth of TQM has developed; taking...

... the generalized linear profiles in Phase II using the Rao score test rather than the likelihood ratio test. Noorossana and Izadbakhsh (2013) , presented a new control chart for monitoring multinomial logistic profile. Statistical process control Outlier Logistic regression profiles Robust approach...

... Oprime is the corresponding author and can be contacted at: pedro@dep.ufscar.br 01 09 2014 24 08 2015 11 02 2016 02 03 2016 © Emerald Publishing Limited 2017 Emerald Publishing Limited Licensed re-use rights only Statistical process control Capability analysis...

... of Knowledge” (Mader, 2008) speaks all about it. Statistical process control (SPC) is, in fact, the primary analysis tool of quality improvement because the control charts used under the aegis of SPC are popular statistical tools for monitoring the quality of processes and products, and for detecting...

...) (Equation 24) (Equation 25) (Equation 26) Dr Soroush Avakh Darestani can be contacted at: avakh@qiau.ac.ir © Emerald Group Publishing Limited 2016 Fuzzy Statistical process control Process capability indices Quality control chart Statistical process control (SPC...

... is provided. The use of statistics in DMAIC provides better insight into the process performance, and process control. © Emerald Group Publishing Limited 2014 DMAIC Statistical process control Paint process SCM dimensions SIPOC Six Sigma In today's highly competitive environment...

.... The paper presents an approximation for the average time between the instant that failure occurs and the first sample with the process out of control, as well. Dr Manuel do Carmo can be contacted at: manuel.carmo@europeia.pt © Emerald Group Publishing Limited 2014 Statistical process control...

... a well‐established process is in control. To design the MD‐EWMA chart, a few parameters need to be specified by the designers: Quality control Statistical process control Control charts Exponentially weighted moving average chart Defective minimization Random process shift...

... Publishing Limited 2011 Statistical process control Control charts Dispersions Design Manufacturing processes are often characterized by a variability, which can strongly affect the quality of the outcome. Generally, this variability is natural and represents a background noise, which...

... as an efficient means to monitor short production runs. © Emerald Group Publishing Limited 2009 Control charts Production processes Statistical process control Fixed parameters (FP) Shewhart control charts are one of the most powerful tools in statistical process control (SPC); their use...

... statistical process control (SPC) tool is the traditional Shewhart X¯ control chart. The chart is used to monitor the process mean based on the assumption that the underlying distribution of the quality characteristic is normal and there is no major contamination due to outliers. The sample...

... in terms of performance is relevant. Practical implications In the practice, the minimization of total expected costs is an important point of view in the life of companies, concerning quality and statistical process control (SPC). The paper holds that this NSI method has a great degree of potential...

...Mattias Elg; Jesper Olsson; Jens Jörn Dahlgaard Purpose The purpose of this paper is to contribute to the understanding of how statistical process control (SPC) methodology can be implemented and used in organizational settings. Design/methodology/approach An action research model was used...