Results 31 to 40 of about 192,398 (198)

Evaluating the Packing Process in Food Industry Using Fuzzy X and S Control Charts [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2011
The fuzzy set theory addresses the development of concepts and techniques for dealing with uncertainty or impression conditions. If the collected data from a process include vagueness due to human subjectively or measurement system, fuzzy control charts ...
Nihal Erginel   +3 more
doaj   +1 more source

Risk-Adjusted Control Charts for Health Care Monitoring

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2011
Attribute data from high-quality processes can be monitored effectively by deciding on whether or not to stop at each time where 𝑟≥1 failures have occurred.
Willem Albers
doaj   +1 more source

Using the Shewhart control charts by process control

open access: yesProduction Engineering Archives, 2013
This article deals with the statistics pursing the process capability of turning in screws production in RIBE Slovakia, k.s. in technical practice, an important group of statistic methods is formed by analyzing qualification of measures, production ...
Katarína Lestyánszka Škůrková
doaj  

A comparison of phase I control charts

open access: yesSouth African Journal of Industrial Engineering, 2015
A carefully done Phase I analysis is a vital part of an overall statistical process control and monitoring regime. Distribution-free control charts can play a useful role in this analysis, as a parametric model assumption often cannot be adequately ...
Coelho, Margarethe   +2 more
doaj   +1 more source

Monitoring Industrial Processes with Robust Control Charts

open access: yesRevstat Statistical Journal, 2009
The Shewhart control charts, used for monitoring industrial processes, are the most popular tools in Statistical Process Control (SPC). They are usually developed under the assumption of independent and normally distributed data, an assumption rarely ...
Fernanda Figueiredo , M. Ivette Gomes
doaj   +1 more source

QUALITY OF MECHANICAL SOYBEAN HARVESTING AT TWO TRAVEL SPEEDS [PDF]

open access: yesEngenharia Agrícola, 2017
: Soybean harvesting is the last operation performed in the field and therefore has high added value. Quantitative losses during this process should therefore be minimized to achieve maximum quality and increase the sustainability of the production ...
Felipe B. F. De Lima   +2 more
doaj   +1 more source

Implementation of fuzzy rule-based algorithms in p control chart to improve the performance of statistical process control [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2018
In the statistical process control when the process is very sensitive and control limit shifts are the prime concerns, there fuzzy control charts can be a better solution.
Md. F. Rabbi, N. Chakrabarty, J. Shefa
doaj   +1 more source

Joint Monitoring Using Information Theoretic Control Charts

open access: yesStatistica
Statistical process control consists of sophisticated and well-organized methods which contribute to monitor and improve the quality of a product. Control charts are now routinely used in many applied areas to enhance the quality of products.
Moiz Qureshi, Sajid Ali, Ismail Shah
doaj   +1 more source

Risk-adjusted zero-inflated Poisson CUSUM charts for monitoring influenza surveillance data

open access: yesBMC Medical Informatics and Decision Making, 2021
Background The influenza surveillance has been received much attention in public health area. For the cases with excessive zeroes, the zero-inflated Poisson process is widely used.
Yueying Tan   +7 more
doaj   +1 more source

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