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eHOF (version 1.12)

betaresp: Beta response models

Description

Generating beta response models. Implemented to compare the hierarchical logistic regression models with beta response models.

Usage

betaresp(x, p1, p2, alpha, gamma, hi)

Arguments

x

Gradient values

p1, p2

response endpoints

alpha, gamma

shape parameters of the response

hi

maximum height of response

Author

Jari Oksanen

References

Jansen, F. & Oksanen, J. (2013) How to model species responses along ecological gradients? - Huisman-Olff-Fresco models revisited, Journal of Vegetation Science doi:10.1111/jvs.12050

Oksanen, J. & Minchin, P.R. (2002). Continuum theory revisited: what shape are species responses along ecological gradients? Ecological Modelling 157, 119-129.

Examples

Run this code
x <- seq(0,3, len=201)
m <- betaresp(x, 2, 0.8, 0.1, 0.5, 0.8)
plot(m)

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