3 papers
stat.ME2020
Generalized Single Index Models and Jensen Effects on Reproduction and Survival
Zi Ye, Giles Hooker, Stephen P. Ellner
Environmental variability often has substantial impacts on natural populations and communities through its effects on the performance of individuals. Because organisms' responses t…
stat.ME2019
The Jensen Effect and Functional Single Index Models: Estimating the Ecological Implications of Nonlinear Reaction Norms
Zi Ye, Giles Hooker, Stephen Ellner
This paper develops tools to characterize how species are affected by environmental variability, based on a functional single index model relating a response such as growth rate or…
math.ST2018
Local Quadratic Estimation of the Curvature in a Functional Single Index Model
Zi Ye, Giles Hooker
The nonlinear effects of environmental variability on species abundance plays an important role in the maintenance of ecological diversity. Nonetheless, many common models use para…