The extent to which products meet specifications needs to be systematically monitored in a production process. Product quality will typically be defined by two quantities: deviations from stated ...

Fuzzy control charts represent a significant evolution in Statistical Process Control (SPC) by addressing intrinsic uncertainties in measurement and human evaluation that classical approaches often ...

Manufacturing companies use quality assurance programs to gain a competitive advantage in the marketplace and reduce defect rates on the production line. Production control is a critical part of such ...