2 papers
math.ST2026
The Integer-valued Moving-Average Random Field
Angelika Silbernagel, Christian H. WeiÃ
An integer-valued moving average (INMA) model for count random fields is proposed and investigated. Closed-form expressions are derived for both its marginal distribution and spati…
stat.ME2026
A Class of Higher-Order INAR Random Fields for Poisson Counts and Beyond
Christian H. WeiÃ, Angelika Silbernagel
Existing integer-valued autoregressive (INAR) models for count random fields suffer from difficulties in characterizing the stationary marginal distribution and in computing condit…