Monitoring the Coefficient of Variation Using a Variable Sampling Interval EWMA Chart
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Quality Technology"
DOI: 10.1080/00224065.2017.11918004
Abstract: In recent years, the coefficient of variation (CV) chart is receiving increasing attention in quality control. A number of studies demonstrated that adaptive charts could detect process shifts faster than traditional charts. This paper proposes… read more here.
Keywords: coefficient variation; ewma chart; sampling interval; chart ... See more keywords
A new EWMA chart for simultaneously monitoring the parameters of a shifted exponential distribution
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Applied Statistics"
DOI: 10.1080/02664763.2024.2363404
Abstract: In various scenarios where products and services are accompanied by warranties to ensure their reliability over a specified time, the two-parameter (shifted) exponential distribution serves as a fundamental model for time-to-event data. In modern production… read more here.
Keywords: ewma chart; distribution; shifted exponential; max ewma ... See more keywords