Skip to contents

Incidence-based Coverage Estimator

Source: R/AllGenerics.R, R/diversity_alpha.R
index_ice.Rd

Incidence-based Coverage Estimator

Usage

index_ice(x, ...)

# S4 method for class 'matrix'
index_ice(x, k = 10, ...)

Arguments

x

A \(m \times p\) matrix of presence/absence data (incidence).

...

Currently not used.

k

A length-one numeric vector giving the threshold between rare/infrequent and abundant/frequent species.

Value

A numeric vector.

References

Chao, A. & Chiu, C.-H. (2016). Species Richness: Estimation and Comparison. In Balakrishnan, N., Colton, T., Everitt, B., Piegorsch, B., Ruggeri, F. & Teugels, J. L. (Eds.), Wiley StatsRef: Statistics Reference Online. Chichester, UK: John Wiley & Sons, Ltd., 1-26. doi:10.1002/9781118445112.stat03432.pub2

See also

Other alpha diversity measures: index_ace(), index_baxter(), index_berger(), index_boone(), index_brillouin(), index_chao1(), index_chao2(), index_hurlbert(), index_margalef(), index_mcintosh(), index_menhinick(), index_shannon(), index_simpson(), index_squares(), observed()

Author

N. Frerebeau