ecospat.plot.kappa {ecospat}

Plot Kappa

Description

Plots the values for Cohen's Kappa along different thresholds.

Usage

    ecospat.plot.kappa(Pred, Sp.occ)

Arguments

Pred

A vector of predicted probabilities

Sp.occ

A vector of binary observations of the species occurrence

Value

A plot of the Cohen's Kappa values along different thresholds.

Author(s)

Luigi Maiorano [e-mail] with contributions of Valeria Di Cola [e-mail].

References

Liu, C., P.M. Berry, T.P. Dawson, and R.G. Pearson. 2005. Selecting thresholds of occurrence in the prediction of species distributions. Ecography, 28, 385-393.

Landis, J.R. and G.G. Koch. 1977. The measurement of observer agreement for categorical data. biometrics, 33,159-174.

See Also

ecospat.meva.table, ecospat.max.tss, ecospat.plot.tss, ecospat.cohen.kappa, ecospat.max.kappa

Examples

Pred <- ecospat.testData$glm_Agrostis_capillaris
Sp.occ <- ecospat.testData$Agrostis_capillaris
ecospat.plot.kappa(Pred, Sp.occ)