5 papers
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…
Multivariate Time-Between-Events Monitoring -- An overview and some (overlooked) underlying complexities
Inez Maria Zwetsloot, Tahir Mahmood, William H. Woodall
We review methods for monitoring multivariate time-between-events (TBE) data. We present some underlying complexities that have been overlooked in the literature. It is helpful to…
The Value of Summary Statistics for Anomaly Detection in Temporally-Evolving Networks: A Performance Evaluation Study
Lata Kodali, Srijan Sengupta, Leanna House +1
Network data has emerged as an active research area in statistics. Much of the focus of ongoing research has been on static networks that represent a single snapshot or aggregated…
An overview and perspective on social network monitoring
William H. Woodall, Meng J. Zhao, Kamran Paynabar +2
In this expository paper we give an overview of some statistical methods for the monitoring of social networks. We discuss the advantages and limitations of various methods as well…