21 citations · 29 across the 7 of their papers we have counts for
3 papers · 1 filter
A Critique of a Variety of "Memory-Based'' Process Monitoring Methods
Sven Knoth, Nesma A. Saleh, Mahmoud A. Mahmoud +2
Many extensions and modifications have been made to standard process monitoring methods such as the exponentially weighted moving average (EWMA) chart and the cumulative sum (CUSUM…
A Review and Critique of Auxiliary Information-Based Process Monitoring Methods
Nesma A. Saleh, Mahmoud A. Mahmoud, William H. Woodall +1
We review the rapidly growing literature on auxiliary information-based (AIB) process monitoring methods. Under this approach, there is an assumption that the auxiliary variable, w…
The Case against Generally Weighted Moving Average (GWMA) Control Charts
Sven Knoth, William H. Woodall, Víctor G. Tercero-Gómez
We argue against the use of generally weighted moving average (GWMA) control charts. Our primary reasons are the following: 1) There is no recursive formula for the GWMA control ch…