Results 11 to 20 of about 30,999 (254)

Mathematical and Algorithmic Advances in Machine Learning for Statistical Process Control: A Systematic Review [PDF]

open access: yesEntropy
Integrating machine learning (ML) with Statistical Process Control (SPC) is important for Industry 4.0 environments. Contemporary manufacturing data exhibit high-dimensionality, autocorrelation, non-stationarity, and class imbalance, which challenge ...
Yulong Qiao   +5 more
doaj   +2 more sources

The GLRT for statistical process control of autocorrelated processes [PDF]

open access: yesIIE Transactions, 1999
This paper presents an on-line Statistical Process Control (SPC) technique, based on a Generalized Likelihood Ratio Test (GLRT), for detecting and estimating mean shifts in autocorrelated processes that follow a normally distributed Autoregressive Integrated Moving Average (ARIMA) model.
Apley, Daniel W., Shi, Jianjun
openaire   +4 more sources

Statistical Design for Monitoring Process Mean of a Modified EWMA Control Chart based on Autocorrelated Data

open access: yesWalailak Journal of Science and Technology, 2021
From the principles of statistical process control, the observations are assumed to be identically and independently normally distributed, although this assumption is frequently untrue in practice.
Yadpirun SUPHARAKONSAKUN
doaj   +3 more sources

Use of Statistical Process Control for Coking Time Monitoring

open access: yesMathematics, 2023
Technical and technological developments in recent decades have stimulated the rapid development of methods and tools in the field of statistical process quality control, which also includes control charts.
Marta Benková   +3 more
doaj   +1 more source

An Improved Hidden Markov Model for Monitoring the Process with Autocorrelated Observations

open access: yesEnergies, 2022
With the development of intelligent manufacturing, automated data acquisition techniques are widely used. The autocorrelations between data that are collected from production processes have become more common.
Yaping Li   +3 more
doaj   +1 more source

High-Speed Monitoring of Multidimensional Processes Using Bayesian Updates

open access: yesIEEE Access, 2022
The advent of modern data acquisition and computing techniques has enabled high-speed monitoring of high-dimensional processes. The short sampling interval makes the samples temporally correlated, even if there is no underlying autocorrelation among ...
Sangahn Kim   +2 more
doaj   +1 more source

A Comparative Study on a Triple-Concept Model of Two Techniques for Monitoring the Mean of Stationary Processes [PDF]

open access: yesInternational Journal of Industrial Engineering and Production Research, 2021
In recent years, it has been proven that integrating statistical process control, maintenance policy, and production can bring more benefits for the entire production systems.
Samrad Jafarian-Namin   +4 more
doaj  

Dual CUSUM Charts for Monitoring Autocorrelated AR (1) Processes Mean With s-Skipping Sampling Scheme

open access: yesIEEE Access, 2022
In statistical process monitoring, it is often assumed that the sequential observations generated by processes are independent and identically distributed (iid).
Yi Li, Tahir Munir, Xuelong Hu
doaj   +1 more source

A Novel Methodology for Monitoring and Control of Non Stationary Processes Using Model-Based Control Charts (Case Study: bottomhole Pressure during Drilling Operations) [PDF]

open access: yesInternational Journal of Industrial Engineering and Production Research, 2020
This work used two methods for Monitoring and control of autocorrelated processes based on time series modeling. The first method was the simultaneous monitoring of common and assignable causes. This method included applying five steps of data gathering,
Mahdi Imanian   +2 more
doaj   +1 more source

Utilizing Mixture Regression Models for Clustering Time-Series Energy Consumption of a Plastic Injection Molding Process

open access: yesAlgorithms, 2023
Considering the issue of energy consumption reduction in industrial plants, we investigated a clustering method for mining the time-series data related to energy consumption.
Massimo Pacella   +2 more
doaj   +1 more source

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