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math.ST2022★ 3 cited
A generalized AIC for models with singularities and boundaries
Jonathan D. Mitchell, Elizabeth S. Allman, John A. Rhodes
The Akaike information criterion (AIC) is a common tool for model selection. It is frequently used in violation of regularity conditions at parameter space singularities and bounda…
math.ST2022
Parameter Identifiability of a Multitype Pure-Birth Model of Speciation
Dakota Dragomir, Elizabeth S. Allman, John A. Rhodes
Diversification models describe the random growth of evolutionary trees, modeling the historical relationships of species through speciation and extinction events. One class of suc…